OpenTechnical

OT-2026-000062814

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, vented 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-2026-000062814) never changes.

Identity and time

Publication numberOT-2026-000062814 · never reused
Internal UUID01a0ae8c-94a7-7995-809d-5d508ab7c665 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062814
StatusPUBLIC

Content hashes

Canonical text2cfb01f74c9a5f44c4667f24c10bec709e253bd327fea994c8660d6cb2e59857
Markdownad6aa05d03005d7da3f1c0e7deedf085c5fa42e52e76183c286274aa0ad5476e
PDF
Publication pageaf792b56cc153f17cf1dc7f803f6572d861f7e47ebb9b60cca6d9397a08d520c
Manifest3e8253999b6fafc13ef131abb6e37d2d5224b5aeb837607d68fc938eed18abb9

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
SignaturejJsrmUkW+dzj1BSHnpF+tB15uR8bFY3YPjhANA02SOUlVuHNMXPtrTEwMw6li6oTSax4tHGtdjx99/72Xc6zAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:07.357851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062814
observed af792b56cc153f17cf1dc7f803f6572d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.336692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062814/manifest.json
observed 3e8253999b6fafc13ef131abb6e37d2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.316782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062814/publication.md
observed ad6aa05d03005d7da3f1c0e7deedf085...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.294570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062814/publication.txt
observed 2cfb01f74c9a5f44c4667f24c10bec70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:30.097965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062814
observed af792b56cc153f17cf1dc7f803f6572d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:30.080334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062814/manifest.json
observed 3e8253999b6fafc13ef131abb6e37d2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:30.063917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062814/publication.md
observed ad6aa05d03005d7da3f1c0e7deedf085...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:30.046848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062814/publication.txt
observed 2cfb01f74c9a5f44c4667f24c10bec70...
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.