OpenTechnical

OT-2026-000080914

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000080914) never changes.

Identity and time

Publication numberOT-2026-000080914 · never reused
Internal UUID01a0ae96-b975-760e-a082-220e28be8d64 · 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-2026-000080914
StatusPUBLIC

Content hashes

Canonical text9e20392c781024ea60f9e9a3288f1ce253fd5f12901306b1867873d135a86a57
Markdown1d895e0dd096bb917a052ab28f9a2d57bc8078c1993375f17c0dac803b24b330
PDF
Publication page28693f9233803c4bc904b3492cd631753cc0371ea160e63c496d802e8b9d4f98
Manifest8a9f8f1fa82123960fe0665bd1fc705f80d17281fbc05be3fc4c672c0279358a

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
SignatureRZz/O8Mj7VU3wHXLIGKyDyCgS11doAAYTwsq7RvPdyZgjEGBUXOimM8i7iIEXQ4yaYArcAJxE/fu5ZvGNTNbDA==
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

2026-09-17T10:02:07.033013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080914
observed 28693f9233803c4bc904b3492cd63175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:07.015905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080914/manifest.json
observed 8a9f8f1fa82123960fe0665bd1fc705f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:06.999029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080914/publication.md
observed 1d895e0dd096bb917a052ab28f9a2d57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:06.981941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080914/publication.txt
observed 9e20392c781024ea60f9e9a3288f1ce2...
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.