OpenTechnical

OT-2026-000064197

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000064197) never changes.

Identity and time

Publication numberOT-2026-000064197 · never reused
Internal UUID01a0ae8d-a45f-77e0-8f87-d913ad1762fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064197
StatusPUBLIC

Content hashes

Canonical texte492de5243d228c97483efea1983c2e8d5583e6c5ead0d0b53b3f8635ff9814a
Markdown2491431bc47740c3d0ff692d52af8a4a501fa57c569f85a8b830832c1e0b775b
PDF
Publication page982aa5baa3b908f9406c0a2601180c8b9bc81f0374bd48d2d2b7441e17dcb6fa
Manifest3dbc1f61d3d41202356ec93933a84bdf5cb190e879ccb9290ba1bc290ad88aea

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
SignaturebKCo1wSrQERVHJYrOoQ7EL4IA7CssCld8xaMdw0S9mz3AMu2/B5Y+DyrRQ3IHxlxjuA+ozuIfoctLQWOWVtTBw==
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

2026-09-17T10:36:18.742906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064197
observed 982aa5baa3b908f9406c0a2601180c8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:18.723088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064197/manifest.json
observed 3dbc1f61d3d41202356ec93933a84bdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:18.671910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064197/publication.md
observed 2491431bc47740c3d0ff692d52af8a4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:18.622665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064197/publication.txt
observed e492de5243d228c97483efea1983c2e8...
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.