OpenTechnical

OT-2026-000065089

Publication integrity record

Two cup vacuum gripper, two outlet manifold, 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-2026-000065089) never changes.

Identity and time

Publication numberOT-2026-000065089 · never reused
Internal UUID01a0ae8e-1df9-7747-ad36-29ee5667bc19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065089
StatusPUBLIC

Content hashes

Canonical text1107a90f0444311553f7a9eb72f69abbd7a9dbf35d106df1ff1fc17699582615
Markdown286997e0c64b21a9fc6542cd59f6436d546ddca07c861c193048ab5d39adbda9
PDF
Publication page9a8123c4df68a2962495e2456298afd6c21e90705983de25b45c186fdba717f9
Manifest43971c46ac21ddb6d3aec924a8e53710c096ec9dbebf7098370b97879869a9c1

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
SignatureJyydddCh4gJclSVerlyGVu2s1yR8AN8bAir3pH2bO5Jm2eXF9327ESxWDCzSg4cx1bclOKGsGD6hzDHdbxFwAw==
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

2026-09-17T10:34:19.754180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065089
observed 9a8123c4df68a2962495e2456298afd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:19.736003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065089/manifest.json
observed 43971c46ac21ddb6d3aec924a8e53710...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:19.717326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065089/publication.md
observed 286997e0c64b21a9fc6542cd59f6436d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:19.701718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065089/publication.txt
observed 1107a90f0444311553f7a9eb72f69abb...
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.