OpenTechnical

OT-2026-000104165

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pulsed blow-off 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-2026-000104165) never changes.

Identity and time

Publication numberOT-2026-000104165 · never reused
Internal UUID01a0aea5-341f-7771-a722-0f126ea5e89a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104165
StatusPUBLIC

Content hashes

Canonical textd85eb277e4b0ef213a2b613636fd346419d7ef1db5a951fb306fc8638f35c716
Markdownbfd938f003c6d40026fd8dcd58bcae86ee4d7de5ce2adcdb202d4dfa716c1edc
PDF
Publication pagee2505a9a3497a7cde708b720d0df56fa3f81f37018243a7c95e8613d0dec3747
Manifest8aa2c548b101c987fabf3254db24d6906503e824a1fbc66226b1f6bb410801fd

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
SignatureN3ZGFaEU5emvB9xl810S2Soq2ZhelYb1nbGKazvXAkjE7d8FOI/FndnBgKUcZY4K55SVUeAVYh2HKAkaWuGvAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:20:15.337996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104165
observed e2505a9a3497a7cde708b720d0df56fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:15.320300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104165/manifest.json
observed 8aa2c548b101c987fabf3254db24d690...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:15.301210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104165/publication.md
observed bfd938f003c6d40026fd8dcd58bcae86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:15.282922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104165/publication.txt
observed d85eb277e4b0ef213a2b613636fd3464...
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.