OpenTechnical

OT-2026-000037320

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000037320) never changes.

Identity and time

Publication numberOT-2026-000037320 · never reused
Internal UUID01a0ae77-b8cd-7f34-9d94-6b587226a805 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037320
StatusPUBLIC

Content hashes

Canonical text88abf8a23b934889a610a20c610ec4eedf8e03de5fa2bddae0cd39bdb5b59196
Markdown604aeaec153bbd50fe152b90f3eae91900ef1a64ca74037219d93f3812f846f7
PDF
Publication page958ab6916bb52344b50ad8a94d80b03710d08dbe6adc029248d42d7f79520584
Manifestccbe9bed8b0c823061f201581f828f98f5d9435c9fdea972be3d0690ad3ccfd0

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
Signaturez3x+4psh+9Tu/D2HXRsrJZiceJnKd2YN8tDjb7i4PVLUCw+sVCfHwc4ZB8teKublc4GBSPPYQC6qqMZPzdQPAQ==
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

2026-09-17T11:23:43.285762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037320
observed 958ab6916bb52344b50ad8a94d80b037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:43.267752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037320/manifest.json
observed ccbe9bed8b0c823061f201581f828f98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:43.249663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037320/publication.md
observed 604aeaec153bbd50fe152b90f3eae919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:43.229959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037320/publication.txt
observed 88abf8a23b934889a610a20c610ec4ee...
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.