OpenTechnical

OT-2026-000080658

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000080658) never changes.

Identity and time

Publication numberOT-2026-000080658 · never reused
Internal UUID01a0ae96-7e79-7d1a-9130-f17864830568 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080658
StatusPUBLIC

Content hashes

Canonical text4b59b3c60ad7c7f749ab860c52b86662c3e3bb21cf1b7f60e5051ce3ed396a44
Markdownb0b5a6426abff4611cfd5c4d64e8d72031249a54fbf8eba783984bf40400a337
PDF
Publication page40810f4d8b4e122104d5558cd8ffdece6cd33c4193df2dbf17faf66d68c7ebef
Manifesta068c5a13afb66dff4ce74433509532a58461fef68fe7f9042a1fa3a7bc2e768

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
SignaturejGYsO5eeh25O2/MsVqjxdOgPso7+Iz1eLPdb3Ao51nMyytyDKPTmekzk0PlewmWsZ6pqmK/FydNrZcKE2TJLBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:20.267585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080658
observed 40810f4d8b4e122104d5558cd8ffdece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.221048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080658/manifest.json
observed a068c5a13afb66dff4ce74433509532a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.168206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080658/publication.md
observed b0b5a6426abff4611cfd5c4d64e8d720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:20.130190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080658/publication.txt
observed 4b59b3c60ad7c7f749ab860c52b86662...
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.