OpenTechnical

OT-2026-000093263

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line 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-2026-000093263) never changes.

Identity and time

Publication numberOT-2026-000093263 · never reused
Internal UUID01a0ae9e-0911-7782-b461-ab1c6a9b4298 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093263
StatusPUBLIC

Content hashes

Canonical text3fb59904abab814b2ce889d96f6f359e5fc3ff4c3f2bbf7b8944c8fb0ad213ea
Markdownd317af6b5b46dcb2bccc574a466f8507b0a46cfe3e0ffe4f410265036f7ddd26
PDF
Publication pageb7f7282553d73239fbc368b3cea9c82358ada64c4cf1cb5b43ea859c338dbaa4
Manifestf5242c636f67e028e8aef38b7a56bae30cf0d37645a1626741057469634ce236

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
Signatureh7blF0jRemeIWOxdmJ0AOSs5Ze3/i0Fn8h/I74cykyT7W25G4wT8ESsVdBjlIlEqAqvInlhRiaNViLSyhPoZAQ==
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

2026-09-17T09:40:37.593516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093263
observed b7f7282553d73239fbc368b3cea9c823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:37.575502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093263/manifest.json
observed f5242c636f67e028e8aef38b7a56bae3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:37.557617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093263/publication.md
observed d317af6b5b46dcb2bccc574a466f8507...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:37.540583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093263/publication.txt
observed 3fb59904abab814b2ce889d96f6f359e...
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.