OpenTechnical

OT-2026-000079988

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000079988) never changes.

Identity and time

Publication numberOT-2026-000079988 · never reused
Internal UUID01a0ae96-4377-7bbd-add9-209055996657 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079988
StatusPUBLIC

Content hashes

Canonical text8aa62fa8a37a38239eb4239d4d9a558e739fe3ba90d66f92a8883d118deef73c
Markdown6b0bce19c0314eaa655237292dfd2f7a8ea14b546fb1f70cdad29e07c38e8d8b
PDF
Publication pageb7922e7ec6a878bc86f619659e1511dbdb3ea3b39af69f9ff82ffda3fa04f3f8
Manifestf6f508d7b25a21c617ae67508c4d264c4ef9b4aab2e7522e4313e40d905673f4

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
SignaturexDiy4kNT33XyGCXlS7xS8aoGD6FWppPMi8rOlcwr/JxIjYr0GPqMRi5bu4Mh+RAiurWN5CPb80UpfpLEareuAw==
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

2026-09-17T10:03:54.459543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079988
observed b7922e7ec6a878bc86f619659e1511db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:54.441967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079988/manifest.json
observed f6f508d7b25a21c617ae67508c4d264c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:54.424216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079988/publication.md
observed 6b0bce19c0314eaa655237292dfd2f7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:54.404930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079988/publication.txt
observed 8aa62fa8a37a38239eb4239d4d9a558e...
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.