OpenTechnical

OT-2026-000055030

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000055030) never changes.

Identity and time

Publication numberOT-2026-000055030 · never reused
Internal UUID01a0ae86-5e81-7aff-a8a8-baf7398a2d4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055030
StatusPUBLIC

Content hashes

Canonical text5913147312c0dfdff45ce982a3286bf4ef99ea83479c8230869fcec0c618408d
Markdownb05d658778376d6b1bc834fc2f77676b533b3177ca55562e5874d89865bc5198
PDF
Publication page7f29fc060b7f2b8cc7e2d847b7e9599af8628c7a45a30839ed4a4b7aedf54f73
Manifestafb904eaf0b7e373d59ba50d3b1f98c93b040da3a96740942018738e3e02208c

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
SignatureWq0DIO2IAAZTotvzrmKQZXTSvm52YQy91B5UhWKMZrMkJ/5LOM9WS+RDpPloj3qP/YR7J58W6tGMmh778KfOBQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:10.112487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055030
observed 7f29fc060b7f2b8cc7e2d847b7e9599a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.095113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055030/manifest.json
observed afb904eaf0b7e373d59ba50d3b1f98c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.079471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055030/publication.md
observed b05d658778376d6b1bc834fc2f77676b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.062441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055030/publication.txt
observed 5913147312c0dfdff45ce982a3286bf4...
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.