OpenTechnical

OT-2026-000101404

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000101404) never changes.

Identity and time

Publication numberOT-2026-000101404 · never reused
Internal UUID01a0aea4-0e13-768d-9df1-d43a25bcb65c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101404
StatusPUBLIC

Content hashes

Canonical text14a7d0de4325fde9aeffb646b727134ea238fa51492682d9da3bf0e7ab406213
Markdown45f029a07ff27315c78da9e5208439e6240f126fbc055146c6d06716b8478418
PDF
Publication page4fd9c3e187a687724b1381d87f80cadfd84c5af85d60ddae922f44718314986b
Manifest265cd950b3c8f1ba6419df111c657154aeb0687747daa422342aa8d3ea86a781

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
Signature5NfUmqVLe+sFpHvDqj+qAzoYZt8gh9zgyvj0irYDTgE9adoMCVF8jAvJ4Tba7rQUlKJNgoXT/CdQaWtfZMHaAQ==
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

2026-09-17T09:25:56.638687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101404
observed 4fd9c3e187a687724b1381d87f80cadf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.620205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101404/manifest.json
observed 265cd950b3c8f1ba6419df111c657154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.602583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101404/publication.md
observed 45f029a07ff27315c78da9e5208439e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:56.583416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101404/publication.txt
observed 14a7d0de4325fde9aeffb646b727134e...
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.