OpenTechnical

OT-2026-000057159

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057159) never changes.

Identity and time

Publication numberOT-2026-000057159 · never reused
Internal UUID01a0ae87-d5ba-7d60-90db-59da987c7d3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057159
StatusPUBLIC

Content hashes

Canonical textb50973126d44208dea99db34953057861605da1007c8f727a1431eb425c1099e
Markdownf4d7512772ec947242d688746a4a2ea6bef5ec01c5a1405607fa9bede9fa051e
PDF
Publication pageec3ef4c1d64f9c7420f06230982a58d0b0080f6a87bb10b958c4628ece2d18e3
Manifestc7c9d8c940ee5cee13f745d47d766602d2efe4dc32e35cc6e81b305a556656f2

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureQmEjf4rfvz1EasB6dkyUY9NN2JL/n3Fr8Ojj0uXte392lg3drDj7kqjgxIwVnf/xkR0TEmO8YqAzE+hzN+oyCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:10.152407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057159
observed ec3ef4c1d64f9c7420f06230982a58d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.132109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057159/manifest.json
observed c7c9d8c940ee5cee13f745d47d766602...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.114015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057159/publication.md
observed f4d7512772ec947242d688746a4a2ea6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:10.096581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057159/publication.txt
observed b50973126d44208dea99db3495305786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.465395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057159
observed ec3ef4c1d64f9c7420f06230982a58d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.448492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057159/manifest.json
observed c7c9d8c940ee5cee13f745d47d766602...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.431861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057159/publication.md
observed f4d7512772ec947242d688746a4a2ea6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:17.414913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057159/publication.txt
observed b50973126d44208dea99db3495305786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.