OpenTechnical

OT-2026-000099877

Publication integrity record

Four cup vacuum gripper, four zone face, 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-2026-000099877) never changes.

Identity and time

Publication numberOT-2026-000099877 · never reused
Internal UUID01a0aea3-1473-7335-ac7a-d803dd5b8b1c · 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-2026-000099877
StatusPUBLIC

Content hashes

Canonical text8d6ab42487e3d701535c8fee44918b76afaf22cfe88a91b4dc69915b90276643
Markdown14adcb8585403611e7a4bec46da867c0974ecc2df4f3a8d55425ca9e25856861
PDF
Publication pageee37634f38bf40a0eea587316d196daa6b08d91983f141a2a42bab4e732cd7c1
Manifest763e283e9652589225a7d6c2d483b5dd5365ae9aa671f5e2970f12cb075a1e46

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
SignatureiBTf2lE5Kzd6unR2O+yYoiDblBTNFPpUCw2sMHYA0ypJTM82uBanv7cuFfpXPZHpHGkKO/cT4wL3f0OA+OoDBQ==
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

2026-09-17T09:30:30.180774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099877
observed ee37634f38bf40a0eea587316d196daa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.163921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099877/manifest.json
observed 763e283e9652589225a7d6c2d483b5dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.145427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099877/publication.md
observed 14adcb8585403611e7a4bec46da867c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:30.122177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099877/publication.txt
observed 8d6ab42487e3d701535c8fee44918b76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.886802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099877
observed ee37634f38bf40a0eea587316d196daa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.867715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099877/manifest.json
observed 763e283e9652589225a7d6c2d483b5dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.847873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099877/publication.md
observed 14adcb8585403611e7a4bec46da867c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.827575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099877/publication.txt
observed 8d6ab42487e3d701535c8fee44918b76...
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.