OpenTechnical

OT-2026-000040972

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000040972) never changes.

Identity and time

Publication numberOT-2026-000040972 · never reused
Internal UUID01a0ae79-6d11-78a8-b038-2f01506c11e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040972
StatusPUBLIC

Content hashes

Canonical text77e13af95c476cc85b2dbbb81be36ee4a7a3f36282fa3ea0d06e65a6cbef6749
Markdownaf65fd938daae574e1557182e619904fb1cb222bc2b19d98fd1cd9201d9102ef
PDF
Publication paged550177c04e20d75a0ee9bf2fc305b941c92e9b510c8deafbf207bd5a9cfbf83
Manifest74a0f85135ba9e51d685754b5929afa2c8d8edb0f9fe7ad9a16ad66c935d73be

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
SignatureEOBzJjqDoQG3W6mozPOD7wIcx3jLCP/u2uxTflPJXqd9WKpW9e6Ym/DYJCU/+6mne9Z5gIqxIo4nH2M1Z/e9CQ==
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

2026-09-17T11:20:22.624800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040972
observed d550177c04e20d75a0ee9bf2fc305b94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.608496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040972/manifest.json
observed 74a0f85135ba9e51d685754b5929afa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.590181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040972/publication.md
observed af65fd938daae574e1557182e619904f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.572298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040972/publication.txt
observed 77e13af95c476cc85b2dbbb81be36ee4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:47.336677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040972
observed d550177c04e20d75a0ee9bf2fc305b94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:47.318178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040972/manifest.json
observed 74a0f85135ba9e51d685754b5929afa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:47.301268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040972/publication.md
observed af65fd938daae574e1557182e619904f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:47.282317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040972/publication.txt
observed 77e13af95c476cc85b2dbbb81be36ee4...
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.