OpenTechnical

OT-2026-000103623

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, 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-2026-000103623) never changes.

Identity and time

Publication numberOT-2026-000103623 · never reused
Internal UUID01a0aea4-e461-758e-a8c2-3ee84ea816e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103623
StatusPUBLIC

Content hashes

Canonical text6192ac6054255d25a246b22aa09f00a45739533f515a51f877063834bf984f8b
Markdown03928deb472a0877134606de2475b16226a5ee8aaa3a6d8a348ac881b672906e
PDF
Publication page4644adb81702df9ec54228cd98aaea819f8af9541c021c085f60708cdfab1533
Manifestf33cece06584598ee156c9f9f0b1b77fd42be95132106e5953c3f25d10a654a1

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
Signaturer+rWzyRqW6pGU7vqaH+Zl0Hy3dKn5Qoac+Ko2FZENEfcrktkWOPwXap9xPs/Xuksr8purtRPWCkcC3h4pg7cBQ==
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

2026-09-17T09:22:24.999586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103623
observed 4644adb81702df9ec54228cd98aaea81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:24.983139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103623/manifest.json
observed f33cece06584598ee156c9f9f0b1b77f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:24.965534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103623/publication.md
observed 03928deb472a0877134606de2475b162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:24.949290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103623/publication.txt
observed 6192ac6054255d25a246b22aa09f00a4...
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.