OpenTechnical

OT-2026-000092940

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000092940) never changes.

Identity and time

Publication numberOT-2026-000092940 · never reused
Internal UUID01a0ae9e-090f-7190-999b-11a05f50d66f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092940
StatusPUBLIC

Content hashes

Canonical texta40968dca09f2a8aefa23f9fa16173163e96a0771a0398bd623e3a2534c9af6d
Markdown47fbc709ca9eeac62e91851e4d37a8fabb8fc29cd6eb0d4dad0fd3fcc77d03e8
PDF
Publication page188d6c721f9ea0df17c9a41bdf0528226fc5bd4b5505ce10d2047d1967d907a1
Manifest88d1c63c31d0b5498d59295b89919d25ab050d05297f7aaddb1782b8c9f517dd

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
Signaturei3U61/ow91B9BZvHp3jS3QnrymJ9JYJXbfJTMBKoMPGZEgdB6a6rG4DhPzmKT01kJuZI2t4nBPwwtCCLuHXmBQ==
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

2026-09-17T09:40:03.537136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092940
observed 188d6c721f9ea0df17c9a41bdf052822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:03.518536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092940/manifest.json
observed 88d1c63c31d0b5498d59295b89919d25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:03.500606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092940/publication.md
observed 47fbc709ca9eeac62e91851e4d37a8fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:03.482699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092940/publication.txt
observed a40968dca09f2a8aefa23f9fa1617316...
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.