OpenTechnical

OT-2026-000051527

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000051527) never changes.

Identity and time

Publication numberOT-2026-000051527 · never reused
Internal UUID01a0ae83-7c80-7cd8-85cc-56100f3eb092 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051527
StatusPUBLIC

Content hashes

Canonical text2c7296550a97784ff01b347b4f845ba795cab433791db9c144c06214356789e1
Markdownc39d9650b847c96383d155f0b2dd7c1c79d61a5b2a936eff673841da5c885315
PDF
Publication page7f4a97436bada30ef510b8f7f696a4408b12e9140b4eaf03c59967d7888fabd1
Manifest7f66bc7779e0468679895eab1e3069cbfb0a6821b8458905ffd4245c9a98e35d

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
Signature4N4ACATPaGFzI0Lzqt6P8lCv+/Hg0ub1o/on+rqTSPjmiA3fohoEb07uTbMTmGLPMRExlTQj96AjoDX5s5QWBA==
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

2026-09-17T10:58:21.155162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051527
observed 7f4a97436bada30ef510b8f7f696a440...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:21.136744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051527/manifest.json
observed 7f66bc7779e0468679895eab1e3069cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:21.117631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051527/publication.md
observed c39d9650b847c96383d155f0b2dd7c1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:21.100226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051527/publication.txt
observed 2c7296550a97784ff01b347b4f845ba7...
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.