OpenTechnical

OT-2026-000079374

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000079374) never changes.

Identity and time

Publication numberOT-2026-000079374 · never reused
Internal UUID01a0ae96-0b90-7257-9275-17f0ea06d6c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079374
StatusPUBLIC

Content hashes

Canonical text34c17e5bf208170b5c9f13630617e763773e370171a583c06794e03d7675fc5e
Markdown9fe8a6ffc3da216464a21407e075e560d75a1cacd0ac03e659c4d3aa2ba714b3
PDF
Publication page92d9beee9812434f1ccfba441e48ce072f1efd8e51e04fc9552886a51a022e1b
Manifestca41198f23590fdaff89c10b7f73d1af75a4fd651f257c5534ba19c066cf2832

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
SignatureHJ7rZHk0LEcGDajPUwqBTVwbpYQ1SAt2k1YNRqSnKeFvulc6vUYRa2KVOS+UZez6H8i2O77udhQ7i6mAevQ3Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:04:59.686012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079374
observed 92d9beee9812434f1ccfba441e48ce07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:59.665799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079374/manifest.json
observed ca41198f23590fdaff89c10b7f73d1af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:59.644901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079374/publication.md
observed 9fe8a6ffc3da216464a21407e075e560...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:59.626832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079374/publication.txt
observed 34c17e5bf208170b5c9f13630617e763...
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.