OpenTechnical

OT-2026-000059437

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000059437) never changes.

Identity and time

Publication numberOT-2026-000059437 · never reused
Internal UUID01a0ae89-8617-74ec-a694-5325d93a569f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059437
StatusPUBLIC

Content hashes

Canonical text75afdb1fcbaac1649f166c585da1fe5996d0df4f55989b503af110abeb345dbf
Markdownbff831743077db69d363ac9d79e593ef801afa6a3db2114aaada0c274ec6a87c
PDF
Publication pagedec20d082d5365689838f590d0bd81a337d48932d37b8aa50653a96755448185
Manifestf581ddea5be55161a0e7bc9c88cd8c956715ce89a59b42de9ad4e47e725b6902

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
SignatureS0bCtnL57afRtlv/KtnGL3/C3hoshUpH4s8kBmgGFsF4NAV3a+wL7MlL34HTqrv0kyL+rTB1/ULzpngzVljnDg==
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

2026-09-17T10:46:07.838621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059437
observed dec20d082d5365689838f590d0bd81a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.819894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059437/manifest.json
observed f581ddea5be55161a0e7bc9c88cd8c95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.800577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059437/publication.md
observed bff831743077db69d363ac9d79e593ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.781703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059437/publication.txt
observed 75afdb1fcbaac1649f166c585da1fe59...
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.