OpenTechnical

OT-2026-000026318

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000026318) never changes.

Identity and time

Publication numberOT-2026-000026318 · never reused
Internal UUID01a0ae71-f4a6-7e30-a882-b112f4abe3f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026318
StatusPUBLIC

Content hashes

Canonical textfe565d0ae8c8026a95303afca122056303a776ecdd18a4d2bdee77004f1bed63
Markdown3abf6c079eebee68956bd580698ccf03a2c411e161fc94c0e33ac24642dc925a
PDF
Publication pagee295e1448371c2c5b9dfaa6e309d4b4c014530ecc8dade97b07e598f54cc7c9e
Manifest394b84c7822a194355ce7cbee012ffc03dd8260c2466ff53101f97a295cbcd1f

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
SignaturezrgV2hvAQJugOfg0uBmehD10CmJZ7GY21rqshADkOLcqP6obTySL68SsJo9f2GmajlSv8UJd6mjY71th4rARCQ==
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

2026-09-17T11:44:16.295439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026318
observed e295e1448371c2c5b9dfaa6e309d4b4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.275518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026318/manifest.json
observed 394b84c7822a194355ce7cbee012ffc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.257373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026318/publication.md
observed 3abf6c079eebee68956bd580698ccf03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.240147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026318/publication.txt
observed fe565d0ae8c8026a95303afca1220563...
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.