OpenTechnical

OT-2026-000036159

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000036159) never changes.

Identity and time

Publication numberOT-2026-000036159 · never reused
Internal UUID01a0ae77-01ce-78f3-984c-dd3a0330027e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036159
StatusPUBLIC

Content hashes

Canonical textb07d7290953f70806491d3f107b7be3a3f89ae589d57a9c562aa99e70b508f9a
Markdowna2a9da5e67dc7380d938f8fcc77b45f4b26024955a4c67af9d2c2d4f67008e3a
PDF
Publication pagee3ccc344c7d6b6962f18c4711544577df195df0fff2ff2d946a89a22545867b7
Manifest95e9aa6dbc4b4a288ecce554a2ea9d541fce54ac45f08aa3e1640c653aff2565

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
SignatureaCu9g5GRXlzOjauOwqIaejFKjW3B0x1JJOL/T4flw1IDHc9wNRg4YhGHkJ9lmDToUTbCCZovKCTk1YVjc9bmCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:23.029894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036159
observed e3ccc344c7d6b6962f18c4711544577d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:23.009933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036159/manifest.json
observed 95e9aa6dbc4b4a288ecce554a2ea9d54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:22.989546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036159/publication.md
observed a2a9da5e67dc7380d938f8fcc77b45f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:22.968560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036159/publication.txt
observed b07d7290953f70806491d3f107b7be3a...
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.