OpenTechnical

OT-2026-000088784

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000088784) never changes.

Identity and time

Publication numberOT-2026-000088784 · never reused
Internal UUID01a0ae9b-8f10-723a-a6d1-2c5246189dda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088784
StatusPUBLIC

Content hashes

Canonical text32bfa3c746cbf5eba648570c8a438e77ab1c9098cc37acbb5ce22d6e168ceefe
Markdown97bf0c566c26348bc1521ac267554490d612302b2ad4705365f205c606e9cd88
PDF
Publication page13303b260de7d68de2e09c20a31aa3f2a226d942332d1aa72a891fc2d939e2b6
Manifesteb1e34a852a1a3acdb7cbf44cc5fbd05a094fffd96fe207b923ddf2fe0ad4803

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
SignaturejfkcurUJ40RM11KoFIwiktjakTRkEYwMwEp81elbrWMRH56CwSy02qjZ0x+0pxvymLA6UD7hu5dWhFNYzzyqDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:09.665896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088784
observed 13303b260de7d68de2e09c20a31aa3f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:09.646742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088784/manifest.json
observed eb1e34a852a1a3acdb7cbf44cc5fbd05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:09.628840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088784/publication.md
observed 97bf0c566c26348bc1521ac267554490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:09.609719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088784/publication.txt
observed 32bfa3c746cbf5eba648570c8a438e77...
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.