OpenTechnical

OT-2026-000008959

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, supply line pressure sensor, vented after 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-2026-000008959) never changes.

Identity and time

Publication numberOT-2026-000008959 · never reused
Internal UUID01a0ae6b-31b7-7259-954b-fe5dd6b4025f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008959
StatusPUBLIC

Content hashes

Canonical text0f576b4f1ba970f040c2a21c64c6c4e83aa0d0ea38bed78b544eb88839be9a5c
Markdown737b7a14bd7c5ee43a29400ea6c9a0db7823e92cc12cd782da4ebf3f37f2e913
PDF
Publication page8582fc41beb2587c692e04df9c4ad898e9dc5affd55093fbe3f9b17376b9be0b
Manifestdf984215f7e3f5fc460d4dac14cf817efa25a901236cd9f1bed7701a39b96ef9

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
SignaturefyNoOC4RpZZHj97KuSC/Q+r9uFMSqtFGt1GMtnIhG077U4dyf07XvwgClmDuSY0SkL7u/xobDo9nFbC2qBpPCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:34.538686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008959
observed 8582fc41beb2587c692e04df9c4ad898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:34.521207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008959/manifest.json
observed df984215f7e3f5fc460d4dac14cf817e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:34.503065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008959/publication.md
observed 737b7a14bd7c5ee43a29400ea6c9a0db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:34.484344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008959/publication.txt
observed 0f576b4f1ba970f040c2a21c64c6c4e8...
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.