OpenTechnical

OT-2026-000012126

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000012126) never changes.

Identity and time

Publication numberOT-2026-000012126 · never reused
Internal UUID01a0ae6d-39f4-75c3-a3a8-14d3760c28f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012126
StatusPUBLIC

Content hashes

Canonical text798f8b44395e4a2e0dc5dd7b373ac9c356887eca9964c79cf5b703998e2e8bea
Markdownf5a049a57ef8384e7793f939d69a432e7a2059cb4378156ce9cba035c2415fd9
PDF
Publication page47a60051e0f95eb742df3b17cefcb26b32362354724bf8e819c00bc7358af8ff
Manifest53b0e237c6147d264f44514842d9acc2f0e4fd07805a0f33147ed637663cb9ec

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
Signature4CNVoLDGlFz/Y0uW8GkiqOhKZJUD9+kqtSYE2MlTFb2p13Bm6Zx2Aow72ktSU+v/CyWe2yILh97K+ozVU97PAA==
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

2026-09-17T12:11:00.645895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012126
observed 47a60051e0f95eb742df3b17cefcb26b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:00.626355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012126/manifest.json
observed 53b0e237c6147d264f44514842d9acc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:00.605167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012126/publication.md
observed f5a049a57ef8384e7793f939d69a432e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:00.584994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012126/publication.txt
observed 798f8b44395e4a2e0dc5dd7b373ac9c3...
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.