OpenTechnical

OT-2026-000080985

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, 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-2026-000080985) never changes.

Identity and time

Publication numberOT-2026-000080985 · never reused
Internal UUID01a0ae96-b975-7a8d-a076-70719759a1ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080985
StatusPUBLIC

Content hashes

Canonical textc2328aa85fe15c34431e96b1513a4f974e4fd5cbe83d466e8d86e5ea812ae5b9
Markdowne39f86d42f1332d2d4ce8eeb163566a679d578e9a2bf7b83360b7bad261af3d2
PDF
Publication page66aec58fcf53a67d4f2f0abed4276a3131b515ce58fb8556b1a00c4e1606fdb0
Manifest8fb4be242f143490fb17486c76d134a10bc4721e41f468cfec791a33f43efe06

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
Signature6UJnIEiKW+XE464xq4nA7LB++RVBPPBYwxNj0xTJVlBA0v8TWHEHzSVVNseSI/e/CxPrgGxGOs3iRJtNO5HrAQ==
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

2026-09-17T10:02:16.089471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080985
observed 66aec58fcf53a67d4f2f0abed4276a31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:16.073345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080985/manifest.json
observed 8fb4be242f143490fb17486c76d134a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:16.056025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080985/publication.md
observed e39f86d42f1332d2d4ce8eeb163566a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:16.037262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080985/publication.txt
observed c2328aa85fe15c34431e96b1513a4f97...
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.