OpenTechnical

OT-2026-000014546

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, pulsed 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-2026-000014546) never changes.

Identity and time

Publication numberOT-2026-000014546 · never reused
Internal UUID01a0ae6d-b27b-709f-bf27-1825afa2783a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014546
StatusPUBLIC

Content hashes

Canonical textb289ecc8d5b9d1a96fc5390021b716443b2fd0417cd9520ef8494bb00537515f
Markdown6ecdf9feb9ab04d2b76bbd65aa50accca981cc31374fce13b593e4a6df52cefa
PDF
Publication pageb54628bee731a54a9c7c04e5300acc033969bda9f1e2541fbd585996510ed7b3
Manifest650c8226679dac27607c024cb53b61bac566b62338fd697af925999142caa323

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
SignatureW1KeK7WoTpwuYkRJUse41KuPQ0EAKBfLHCWR8hrFh7tPn9CBi9YgGakzzCie5XdPhtbtJYde1uqAWkpb0A1NBQ==
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

2026-09-17T12:10:23.773779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014546
observed b54628bee731a54a9c7c04e5300acc03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:23.751438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014546/manifest.json
observed 650c8226679dac27607c024cb53b61ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:23.726654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014546/publication.md
observed 6ecdf9feb9ab04d2b76bbd65aa50accc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:23.706246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014546/publication.txt
observed b289ecc8d5b9d1a96fc5390021b71644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:26.850151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014546
observed b54628bee731a54a9c7c04e5300acc03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:26.833815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014546/manifest.json
observed 650c8226679dac27607c024cb53b61ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:26.816518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014546/publication.md
observed 6ecdf9feb9ab04d2b76bbd65aa50accc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:26.799438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014546/publication.txt
observed b289ecc8d5b9d1a96fc5390021b71644...
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.