OpenTechnical

OT-2026-000080978

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000080978) never changes.

Identity and time

Publication numberOT-2026-000080978 · never reused
Internal UUID01a0ae96-b975-71c9-b051-454bff304ef1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080978
StatusPUBLIC

Content hashes

Canonical textb583ab95ca3f30ca2e6395acf02fbe8cb912d89580d608bf6bf4d3b484b08a52
Markdownf979002e638c29be03fc22e7b9612466d1ffc84269e0691ca601fe93d4978d4b
PDF
Publication page1260be47e71a4664ee5c32c2506eb16dd4aa7c900fe2a60d55e2c2bdd0870b2d
Manifestd02cba63145d0b9727d22447d113079df7db4667961d2ac37bf0c53c37b8c88b

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
Signature3abPnG5h5wIjHT5medh4lsKO/G7E185r21Hoq34f9+Fd4nyi9yCkTOoQvYt9BNXWwJxMU4IGjmcqRg/YL5FJCg==
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

2026-09-17T10:02:15.646576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080978
observed 1260be47e71a4664ee5c32c2506eb16d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:15.630379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080978/manifest.json
observed d02cba63145d0b9727d22447d113079d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:15.614306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080978/publication.md
observed f979002e638c29be03fc22e7b9612466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:15.597340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080978/publication.txt
observed b583ab95ca3f30ca2e6395acf02fbe8c...
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.