OpenTechnical

OT-2026-000047149

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000047149) never changes.

Identity and time

Publication numberOT-2026-000047149 · never reused
Internal UUID01a0ae7e-d0f8-79bc-895c-a6d9c1f9a8e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047149
StatusPUBLIC

Content hashes

Canonical text67019ec9fc8d5dc841ffb00cba63a2980f1a78a0319e281b8c872d831a468fa2
Markdowne2ed039016be654b75ddcc68a24745e7a3c0cf06bbc1d5b73412c5b7e5a15272
PDF
Publication page4808dfa3b101618e7c287e81fbfc92e2d212e681645746e8953181f065354d3b
Manifestdc154f483b9f6e40717bc437dff6bc13919e6293e7b6e09924b017bdd2e304ea

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
SignatureXZzn+cOcQ0pnRpApY2NIe3wDSdYjzk/sTb9bygrZXgM++9zmplj8cXtxhln+qUvvcJfCfx6uOGqEHqf6cIB9DA==
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

2026-09-17T11:10:29.275988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047149
observed 4808dfa3b101618e7c287e81fbfc92e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.257661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047149/manifest.json
observed dc154f483b9f6e40717bc437dff6bc13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.236129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047149/publication.md
observed e2ed039016be654b75ddcc68a24745e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.215717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047149/publication.txt
observed 67019ec9fc8d5dc841ffb00cba63a298...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.552861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047149
observed 4808dfa3b101618e7c287e81fbfc92e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.535219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047149/manifest.json
observed dc154f483b9f6e40717bc437dff6bc13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.516202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047149/publication.md
observed e2ed039016be654b75ddcc68a24745e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:57.492513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047149/publication.txt
observed 67019ec9fc8d5dc841ffb00cba63a298...
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.