OpenTechnical

OT-2026-000050370

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000050370) never changes.

Identity and time

Publication numberOT-2026-000050370 · never reused
Internal UUID01a0ae82-5c47-7306-9bc3-24deef7f981e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050370
StatusPUBLIC

Content hashes

Canonical textd68d11bf6980ee782c9faea9fae83ed02d01ccfc4be8e19cbb8ce64ab53783d0
Markdown14611b5c1b3b91f93262d5937a744253db0cc69789a3bf45584af35b62311423
PDF
Publication page983c45618ec2f0b9e5ecf322ad302919fca24ced7d8a25b026bda89c2b35ee3e
Manifestf0eac3bf1ac84729d88a1028bcf7fa3efbc734e0a74f32b5a10952ab89b11543

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
Signatures4ltSr0uCTuwLN1qCiSul6V/t5+Bcza7KMpXHwu3B8tT3ym0cRokZO4sCd2Z4X2uRdCj0s6Vmc8voWTytcuZAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:24.254610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050370
observed 983c45618ec2f0b9e5ecf322ad302919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:24.239449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050370/manifest.json
observed f0eac3bf1ac84729d88a1028bcf7fa3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:24.221718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050370/publication.md
observed 14611b5c1b3b91f93262d5937a744253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:24.205218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050370/publication.txt
observed d68d11bf6980ee782c9faea9fae83ed0...
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.