OpenTechnical

OT-2026-000102882

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000102882) never changes.

Identity and time

Publication numberOT-2026-000102882 · never reused
Internal UUID01a0aea4-be3c-74e3-a1c2-5c1c0dd7b752 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102882
StatusPUBLIC

Content hashes

Canonical textbf15628f093d5c452cab9ee9b9f04ddd8c2ff3bbfd7c338560b0ff347fd0531b
Markdownb592a3f29b88742786ab1ae154dd2f7c71ecad29365fb6257f0d213e1b657527
PDF
Publication page94fd6da02a118719fbe0feba172f696d09ffbd90da46c50230372fce5e6368c9
Manifest1725f6b03745adee629b1bf3b817b0475220331b08872bbf34b80e51e2504f6f

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
Signature6kLmP+EpgqzX+G8fstaHXCyjb9kURN24gm7qqhbpanW+N0IpCzZFiYE3L6pFJ4uCF6ZK0JCRSvU3Mc5hxDpzBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:53.432433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102882
observed 94fd6da02a118719fbe0feba172f696d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:53.414790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102882/manifest.json
observed 1725f6b03745adee629b1bf3b817b047...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:53.397389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102882/publication.md
observed b592a3f29b88742786ab1ae154dd2f7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:53.381275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102882/publication.txt
observed bf15628f093d5c452cab9ee9b9f04ddd...
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.