OpenTechnical

OT-2026-000038555

Publication integrity record

Foam pad 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-2026-000038555) never changes.

Identity and time

Publication numberOT-2026-000038555 · never reused
Internal UUID01a0ae78-2d54-7ee9-98cd-53629aa349be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038555
StatusPUBLIC

Content hashes

Canonical text071b3be15d881779ce11dd8782b661b93b046f8d2241656f630e2f07cb385ccb
Markdownf588bf2c7d13921fd9df2dfd56e3536f34214e6406e72b7c318805ef5f07a952
PDF
Publication pageab5005a0eef8c34e29e32a8b099562fc61c540c9d216a4861101f2e6c5006612
Manifest5801cae5936f4b3ef0fd18cb457bcdae9f67134ec0ef1ee970dc6b2d91028793

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
SignatureUrTuPoDqyD4Hm8qOQUhL+0Pcw5jaIQlueOEM5epl8ELd8Rsj7Fge13Pb8DbHc57/Vtri6hw5gu9+/69mfxAgAA==
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

2026-09-17T11:22:49.177969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038555
observed ab5005a0eef8c34e29e32a8b099562fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:49.160776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038555/manifest.json
observed 5801cae5936f4b3ef0fd18cb457bcdae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:49.142900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038555/publication.md
observed f588bf2c7d13921fd9df2dfd56e3536f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:49.124895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038555/publication.txt
observed 071b3be15d881779ce11dd8782b661b9...
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.