OpenTechnical

OT-2026-000100765

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000100765) never changes.

Identity and time

Publication numberOT-2026-000100765 · never reused
Internal UUID01a0aea3-66f4-79ff-b973-de4fc2a2cb5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100765
StatusPUBLIC

Content hashes

Canonical textd60fc4b2d665a22bf0b8d5e23c39f74f100c905f79470e060ca2aff9083bbf1c
Markdownb466d0efe6245d69220fc9aa41cab26ab97cf003d6104aa445ed75fafbf2a79f
PDF
Publication pageff7c3049898055e426e692638c2508590ab626d2d5283b35fc6b15608b260014
Manifest2b599be76122ec8fe24db80e4eeb415755277349904ef1de9cef95d89b9dc1f4

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
Signature/28MX0ksecxBNFDlEtyAe12/NaqDRw/H7EbAqXFE+33Xtpw/GQfVkRb0aImrJUaAiZROPZUz3wl9GqAg8XDVCA==
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

2026-09-17T09:27:36.212595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100765
observed ff7c3049898055e426e692638c250859...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:36.195582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100765/manifest.json
observed 2b599be76122ec8fe24db80e4eeb4157...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:36.177868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100765/publication.md
observed b466d0efe6245d69220fc9aa41cab26a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:36.159369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100765/publication.txt
observed d60fc4b2d665a22bf0b8d5e23c39f74f...
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.