OpenTechnical

OT-2026-000041791

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000041791) never changes.

Identity and time

Publication numberOT-2026-000041791 · never reused
Internal UUID01a0ae79-e8a3-77f0-a5c3-4da9173d42bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041791
StatusPUBLIC

Content hashes

Canonical text20f68368aefe87bcdcafedef592782d980d62e838faa0e4ea04630570174acf6
Markdowned17b7d2596d1ec88396bc39795c4a2b4e211122bacef452a12388cc7d7878a2
PDF
Publication page56846c89f8db3d2ac1832645ba48b191102cb3cabb02d97ee7cb88e1247bd639
Manifest012c71db0933e69d431db907ad3df806562761a3d66bb44495bcd66fb14d9ade

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
SignatureSwxJuL6C77ZElcpAdNnke48VcGFG4gdRIl1PjcqDsDuGZDP+QwgZlL25zTcn+KJIiqtgRZ6D5UMvRQDWPHXwCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:16:38.676710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041791
observed 56846c89f8db3d2ac1832645ba48b191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:38.660130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041791/manifest.json
observed 012c71db0933e69d431db907ad3df806...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:38.644136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041791/publication.md
observed ed17b7d2596d1ec88396bc39795c4a2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:38.627801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041791/publication.txt
observed 20f68368aefe87bcdcafedef592782d9...
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.