OpenTechnical

OT-2026-000060956

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, sustained blow-off after set-down, on a tool changer

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-2026-000060956) never changes.

Identity and time

Publication numberOT-2026-000060956 · never reused
Internal UUID01a0ae8b-12f3-7c1e-aeb7-55da4d2e650a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060956
StatusPUBLIC

Content hashes

Canonical textccbb621ebe7c27943143e5429689aad8ec2f3ca27ccac6c5d7e0bcc9f0c1970a
Markdown35d582da50013d797b2486f46c94b12050e16e5d95073ee6d05ee52fc0f31039
PDF
Publication pagedaeccd0bf65ad70297ef7c0648b6aa77708556725716df8415a53dba4227a7f9
Manifest55868850bfcd0fddef54f75a377302d8459741e49bab5534f81736efe11d546d

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
Signature5CmjesPuMl2dsSwRieflVuvoIt+f1x7pTdl/F1FMJurpwbkokZs7HABYpsNaRvA2ONuKvCJSPU8yblB7j4+jBA==
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

2026-09-17T10:42:13.973845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060956
observed daeccd0bf65ad70297ef7c0648b6aa77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:13.956033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060956/manifest.json
observed 55868850bfcd0fddef54f75a377302d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:13.937977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060956/publication.md
observed 35d582da50013d797b2486f46c94b120...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:13.918986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060956/publication.txt
observed ccbb621ebe7c27943143e5429689aad8...
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.