OpenTechnical

OT-2026-000080894

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000080894) never changes.

Identity and time

Publication numberOT-2026-000080894 · never reused
Internal UUID01a0ae96-b975-7d82-95cb-796f9ed9df1f · 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-2026-000080894
StatusPUBLIC

Content hashes

Canonical text0125a2373847456292df9df55a5957206ac099e6bdbd4d773c1a7519ed2d2eea
Markdown67fafe530f99df04dc9e8e219927e68462a37d16c7eb7157d1b3611b61a1d2f9
PDF
Publication page22bcc426cba47e308fea1c2a0e211490684394339f046e89a90092be38c9b13f
Manifest6677a06aad28deb3e7cc0e587a278981a147a0aaa46d224ad329b8ecf6b7f488

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
Signature0PAcgRwkU63JNUOrm++Icv6QJ74FVXY56Eai0v5XXcTiwUMWSrubsBCY06ame0tsHslcJkGgUSPa7svXuhdfAQ==
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

2026-09-17T10:02:05.763063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080894
observed 22bcc426cba47e308fea1c2a0e211490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:05.746586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080894/manifest.json
observed 6677a06aad28deb3e7cc0e587a278981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:05.728423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080894/publication.md
observed 67fafe530f99df04dc9e8e219927e684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:05.709562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080894/publication.txt
observed 0125a2373847456292df9df55a595720...
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.