OpenTechnical

OT-2026-000069004

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000069004) never changes.

Identity and time

Publication numberOT-2026-000069004 · never reused
Internal UUID01a0ae90-6dcd-711a-bef2-babf4d8d7f0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069004
StatusPUBLIC

Content hashes

Canonical text1dc6956b9164cf4f2bd138b112bd8f3bf19e08a6adb860b067b618bab010b661
Markdown55f083165814ff1bdf0bded4c565c1f9be6393c0eaac073eb47340a9b45f0ded
PDF
Publication paged93dc5d6ca293157e16fe572c7297fe98f3e2205c5e51e341b2a4657087d5d9a
Manifeste89fb054851c199f21d81a8f2940ddc09244f0f3da93af40cb28cc82cf31c302

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
Signaturewyh6RQVtjaz6noKG4or5OEuT0tssx8FHc2+OSDYXAXrsQan43eQlQ0x7+l/FvhLexBVWBuMFIc5NFaVbNgSACg==
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

2026-09-17T10:28:51.090711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069004
observed d93dc5d6ca293157e16fe572c7297fe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:51.073259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069004/manifest.json
observed e89fb054851c199f21d81a8f2940ddc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:51.057721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069004/publication.md
observed 55f083165814ff1bdf0bded4c565c1f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:51.041837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069004/publication.txt
observed 1dc6956b9164cf4f2bd138b112bd8f3b...
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.