OpenTechnical

OT-2026-000082500

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000082500) never changes.

Identity and time

Publication numberOT-2026-000082500 · never reused
Internal UUID01a0ae97-8cc7-7a68-b786-cfb2f2883645 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082500
StatusPUBLIC

Content hashes

Canonical text4d112e9c9e76c9c4ebe204119cf526044546701d95408f6025e3cf5a3769295c
Markdown172ed53e7a55fdebd6371f86eaefd3f294e2f9f602fe90e21524731c71878b06
PDF
Publication page65a1b1bb7fd9e4000e8701b2aade1b215129f59cabf1e3a155ddc49538b1279e
Manifest4ade38f15e1f3f308f8bc6360331d1629c38367e54b234038ac6fb63465565b4

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
SignatureczOBVp9a24qWoHFiObnTzE0DrIHGns/rF7/F9JBV2eLxySh5NecaXjk2b7viKd69lLT5gawplDsRD4peOdJgBg==
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

2026-09-17T09:57:55.809858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082500
observed 65a1b1bb7fd9e4000e8701b2aade1b21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:55.790629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082500/manifest.json
observed 4ade38f15e1f3f308f8bc6360331d162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:55.766690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082500/publication.md
observed 172ed53e7a55fdebd6371f86eaefd3f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:55.747214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082500/publication.txt
observed 4d112e9c9e76c9c4ebe204119cf52604...
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.