OpenTechnical

OT-2026-000050876

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000050876) never changes.

Identity and time

Publication numberOT-2026-000050876 · never reused
Internal UUID01a0ae82-c7b3-7c46-b201-2bc455ccec96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050876
StatusPUBLIC

Content hashes

Canonical textd977279e01607c8736d2867250ff8d0d4e09cd806960e695b4fac39d2233b42a
Markdownaba296510e43c22def99f41acd4db769f256e47b551019b2d3543cbf626cec84
PDF
Publication page3fbef9ae778c09f2063cc45a7d249a5f3a93e98fa897ff8a72ea69dca1331911
Manifest0518264d9fc7588f4f617581201765c0b73ceb7151f2b4bc5f6773fec78cfe82

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
Signature+leeq01ZaY1EHdv4uje/aaag2xuii2cT9QhqA5+RBp7iVOltRbxPaZjglPwSjpjQTbftRXn1wP6DIxKYFMaVCg==
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

2026-09-17T11:00:36.372227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050876
observed 3fbef9ae778c09f2063cc45a7d249a5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:36.349531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050876/manifest.json
observed 0518264d9fc7588f4f617581201765c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:36.326186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050876/publication.md
observed aba296510e43c22def99f41acd4db769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:36.304384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050876
observed 3fbef9ae778c09f2063cc45a7d249a5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:36.301315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050876/publication.txt
observed d977279e01607c8736d2867250ff8d0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:36.284220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050876/manifest.json
observed 0518264d9fc7588f4f617581201765c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:36.263836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050876/publication.md
observed aba296510e43c22def99f41acd4db769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:36.244799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050876/publication.txt
observed d977279e01607c8736d2867250ff8d0d...
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.