OpenTechnical

OT-2026-000095252

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single 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-2026-000095252) never changes.

Identity and time

Publication numberOT-2026-000095252 · never reused
Internal UUID01a0ae9f-8f70-7015-b160-4ce67ecc7cc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095252
StatusPUBLIC

Content hashes

Canonical text49d30ad5d18dcbfed8670227087f4230a002e5bd894092276c5bcd31fba8559d
Markdown24431fe29b1aef66563fbe3ee03c23fc4f1aaf93568e0807b089430193a011f1
PDF
Publication pagecf9e0fe0c52fd43b5b3a37dab19cd4ca73b15fd8d88c80aaabf31fc4b796ccbf
Manifest7d18733ced05f7312d9230317b610ad0ced35ca2c50c8259a82987e130f7486c

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
Signature538L6cGlhupsgBlESdlRkx3g2/EcjXJVQ20nV7y0iMJt4F6Q8Ir2Kz2mUwLCUhXefuSedhQAbGlUugQs/qYfAA==
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

2026-09-17T09:36:34.769530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095252
observed cf9e0fe0c52fd43b5b3a37dab19cd4ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:34.751538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095252/manifest.json
observed 7d18733ced05f7312d9230317b610ad0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:34.732785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095252/publication.md
observed 24431fe29b1aef66563fbe3ee03c23fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:34.714752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095252/publication.txt
observed 49d30ad5d18dcbfed8670227087f4230...
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.