OpenTechnical

OT-2026-000037263

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, three stage ejector, supply line 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-2026-000037263) never changes.

Identity and time

Publication numberOT-2026-000037263 · never reused
Internal UUID01a0ae77-b8cc-7c9e-b9f7-3bed3e7b533b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037263
StatusPUBLIC

Content hashes

Canonical text3560611a41530fd9c4cdb7547abcaa69f7a91d7cd4f0da42b0a88a148043f4e6
Markdownff9eb406912e83634a3fe3357d672871c1340cb09a2cacafba2c933354a04577
PDF
Publication page18cd016e6237f9079eb5b4439f2b4329060f34d63562158e7c08a63a73737f0d
Manifest86cb04748523b954a482b73354be9e6c635d03bfd1096883e2c523e081e46a75

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
SignatureJTKf2zWYSuq0WVchAojOc1F0i2zx3ARbKkhueP78RJGRvK/ff2GxWVtHehvO0ZVLsYTTM9QFgi+mWMvagcHPBg==
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

2026-09-17T11:23:32.356795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037263
observed 18cd016e6237f9079eb5b4439f2b4329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.339171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037263/manifest.json
observed 86cb04748523b954a482b73354be9e6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.320874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037263/publication.md
observed ff9eb406912e83634a3fe3357d672871...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.302992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037263/publication.txt
observed 3560611a41530fd9c4cdb7547abcaa69...
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.