OpenTechnical

OT-2026-000100087

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pressure sensor per zone, sustained blow-off before set-down

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-2026-000100087) never changes.

Identity and time

Publication numberOT-2026-000100087 · never reused
Internal UUID01a0aea3-1474-7387-8032-c506f4ab8c65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100087
StatusPUBLIC

Content hashes

Canonical text62e9a6769207774582120cd5340a12e2eb7303aa11b58fb18f15b3e3c86f8848
Markdown8eb415d8d5c95bce166a75ea128439f826becd11f42c1097e24199744aa79dbc
PDF
Publication page6b12cb360a43508a7bf29a9ca0eec54e3fda6b9d70cb365a128d49b128e0a7cc
Manifest93a586a4b2f74a3e5d25b3f9665d1c8d7c139d123aaaa08636db38f009491d2d

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+2rJ5TGD8/SLGZtGfYS1iem5y9U5akGE65r+U4vKkVygunXxz6pSdYt4NneiBQWNp43gp81mSdN6JTY9w24LAQ==
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

2026-09-17T09:29:02.492863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100087
observed 6b12cb360a43508a7bf29a9ca0eec54e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:02.476219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100087/manifest.json
observed 93a586a4b2f74a3e5d25b3f9665d1c8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:02.456591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100087/publication.md
observed 8eb415d8d5c95bce166a75ea128439f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:02.437332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100087/publication.txt
observed 62e9a6769207774582120cd5340a12e2...
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.