OpenTechnical

OT-2026-000016633

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold 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-2026-000016633) never changes.

Identity and time

Publication numberOT-2026-000016633 · never reused
Internal UUID01a0ae6e-5918-782a-aefe-6857868614c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016633
StatusPUBLIC

Content hashes

Canonical text9e8d4ea21beff741186eb5272bed3b6e09ec130fe4a7611fe59ed5c0143812f6
Markdowndb65db0d2f46613889bb52d80f00daab41d73f9288d33b1c627314c3649d5a44
PDF
Publication page2cf29583ef68ed369c2c8fbefe2cd201f10aa3a2130f3289d865d3f5eb1a5942
Manifestb91900b39646d80933d0ced792f90d9d3a53e9261baf49b83511cebf1374eb76

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
SignatureEm+H3zv+4PPkp1a+61u/zSUkdEcu9IHivizMyaB2IGFlfFbSXSKxJkIllQtV1VUZnP/qKcjm2uAOXtafNH/eDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T12:42:32.695327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016633
observed 2cf29583ef68ed369c2c8fbefe2cd201...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:32.567012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016633/manifest.json
observed b91900b39646d80933d0ced792f90d9d...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:32.357625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016633/publication.md
observed db65db0d2f46613889bb52d80f00daab...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:32.174539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016633/publication.txt
observed 9e8d4ea21beff741186eb5272bed3b6e...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:02:49.560413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016633
observed 2cf29583ef68ed369c2c8fbefe2cd201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:49.506784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016633/manifest.json
observed b91900b39646d80933d0ced792f90d9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:49.488522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016633/publication.md
observed db65db0d2f46613889bb52d80f00daab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:49.431030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016633/publication.txt
observed 9e8d4ea21beff741186eb5272bed3b6e...
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.