OpenTechnical

OT-2026-000039194

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000039194) never changes.

Identity and time

Publication numberOT-2026-000039194 · never reused
Internal UUID01a0ae78-9673-7b36-ab35-1f4623481aa7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039194
StatusPUBLIC

Content hashes

Canonical text3ac0809f92f0e518db6fb68d03a9d568a92747d491cf5fef286afeb3bf996100
Markdownd12a0e6d94f4b13443215f7de68d35c423257e7e2c53fca20150803bc1fddf3a
PDF
Publication pageca689a2e75eeefa89821d64af1bb9cc2086fd26998426efdad9018b3c864e397
Manifestc01d507cc8121ac31d478f4b8e667387bbff5c44a85652c945f72ed918ce2e91

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/xxg25GYBidxua/XBuiEkdbVndMath+JgVhovGOGIEsAt27HoALcRRKwiZY726SWYnP9tcOf0nQTgg/wjwnQDA==
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

2026-09-17T11:20:43.828512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039194
observed ca689a2e75eeefa89821d64af1bb9cc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:43.811714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039194/manifest.json
observed c01d507cc8121ac31d478f4b8e667387...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:43.794435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039194/publication.md
observed d12a0e6d94f4b13443215f7de68d35c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:43.777520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039194/publication.txt
observed 3ac0809f92f0e518db6fb68d03a9d568...
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.