OpenTechnical

OT-2026-000061679

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000061679) never changes.

Identity and time

Publication numberOT-2026-000061679 · never reused
Internal UUID01a0ae8b-b8aa-7be2-9a94-537dc07de41e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061679
StatusPUBLIC

Content hashes

Canonical text65a9e9eeafbf2bacede7cc7d42815394ccffc9771500484bbd7415fef2f11e36
Markdown221ab71ed5619c7d277a4ee4389a4df9c9402aa4f79bc39cfe9fdfaba7561198
PDF
Publication page1808eeeff3a4dcb1080e3d505aaedeb98912492f2583ddd90d1172b993c6ab75
Manifest7b49a81b43b3cc41c325087683a4dec6781b0bd197c3073826f5c291b0179d1d

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
SignaturezPh6LOMwmgeycbNbUUpRMy25SQBZxMCGHJ4kIjs8C06Kb0xcIvA8dbHalDBuJnxHP69UN42tzHwQpUdIJormDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:14.096093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061679
observed 1808eeeff3a4dcb1080e3d505aaedeb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.076751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061679/manifest.json
observed 7b49a81b43b3cc41c325087683a4dec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.055703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061679/publication.md
observed 221ab71ed5619c7d277a4ee4389a4df9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:14.034751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061679/publication.txt
observed 65a9e9eeafbf2bacede7cc7d42815394...
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.