OpenTechnical

OT-2026-000029963

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000029963) never changes.

Identity and time

Publication numberOT-2026-000029963 · never reused
Internal UUID01a0ae73-ac48-7637-953d-00f1ab68cab6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029963
StatusPUBLIC

Content hashes

Canonical textaaa84ecfa414452979a83a5352107e7300b7f94b091ca721f5d5b788a68ca20d
Markdown0742503e9b2dfe0c50acf4bbc2690963156de4013b03a32c5b58e445ae544ad6
PDF
Publication paged0e62032dc7ef6f4a98b34d6afaffd48537d987b80a0787917a594da6755fe4d
Manifeste5715a77a7e5bc71989e90d063284e7b9627543e4b2d382ed82ac12af28125de

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
SignatureZA2RKo+WVzjQ+zuDKf3zoKHQ9ofbUsGtzX0M/28yRfhP/kvJG2eng1UhiJnqYEYYplyx+trvoPlriiS5C9V6Bg==
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

2026-09-17T11:38:40.840152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029963
observed d0e62032dc7ef6f4a98b34d6afaffd48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:40.823086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029963/manifest.json
observed e5715a77a7e5bc71989e90d063284e7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:40.805046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029963/publication.md
observed 0742503e9b2dfe0c50acf4bbc2690963...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:40.787814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029963/publication.txt
observed aaa84ecfa414452979a83a5352107e73...
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.