OpenTechnical

OT-2026-000057651

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000057651) never changes.

Identity and time

Publication numberOT-2026-000057651 · never reused
Internal UUID01a0ae88-2694-7a47-9ff2-35103cf2bcaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057651
StatusPUBLIC

Content hashes

Canonical text6429e5ab4cfdd5f4a286e78dd27422d12ffd46d9997a055eaef6847dd4048084
Markdownccf869201d92d5b847930a577e5255a873fb96684449c213daa5e9c3e1b94ecd
PDF
Publication pagefd385d2594faf461cfa682d25eaa9bc1ca2dd6df77604ea268b93e1f336a43ed
Manifest9b369357c205b6ad28df7965d87068c250b590ed140d97c2a6ecc5f1f21d3a90

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
Signature6f8s74I5KOgg+WslulQOtOQUfxVYfVeZ6N0EAxz+cVy3WInEsZRO9VoWRTODfsdrcJRvMR8IeX/JYfx9X3S7CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:48:13.068801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057651
observed fd385d2594faf461cfa682d25eaa9bc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.050067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057651/manifest.json
observed 9b369357c205b6ad28df7965d87068c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.031758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057651/publication.md
observed ccf869201d92d5b847930a577e5255a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:13.014029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057651/publication.txt
observed 6429e5ab4cfdd5f4a286e78dd27422d1...
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.