OpenTechnical

OT-2026-000100961

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000100961) never changes.

Identity and time

Publication numberOT-2026-000100961 · never reused
Internal UUID01a0aea3-c377-72f7-b8c3-6db2d20875cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100961
StatusPUBLIC

Content hashes

Canonical text6e0d76899f8512b1a5b9f78f9f67e40fb3383cee2d0dec9cabc30c32d0742565
Markdowna517c22355330f1e4c5e1c65ba32b2d69bf3ce8d03e88af84ac5237489ccbcad
PDF
Publication page2e7ab207b2f79c4a717162de653ba88b34ec47678b7d05183ef0dd500f1515ba
Manifestc91276f078f8628e5f793458947d8e52abb8f5e7de78a707e0148d1ccedb0389

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
SignatureciG44bh/qI3DIh7isSvbJHOrEwjfAM+R9ZavkgFlWaJ4EiJgADyQ2O2bfEvXn38CvfMoXO0uVBMkXVM1J523Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:28.303006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100961
observed 2e7ab207b2f79c4a717162de653ba88b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:28.285786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100961/manifest.json
observed c91276f078f8628e5f793458947d8e52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:28.268759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100961/publication.md
observed a517c22355330f1e4c5e1c65ba32b2d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:28.252093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100961/publication.txt
observed 6e0d76899f8512b1a5b9f78f9f67e40f...
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.