OpenTechnical

OT-2026-000015763

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000015763) never changes.

Identity and time

Publication numberOT-2026-000015763 · never reused
Internal UUID01a0ae6e-0c4c-725d-8049-bc7fb56b79c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015763
StatusPUBLIC

Content hashes

Canonical text3e5b999085a6f509d920c29a3e0953d7353793bf2f8d4cca863058b58080d714
Markdownd493deb51041eb0bdfc30601a175d161ac5b55de4612a9c2f08e38f0c83b7a27
PDF
Publication page9723b350c4cb081b731374ac256c30220cd3ddf2d80288bc495c9c269dc70003
Manifest17a7a6394c31a61107c9fe1fabba1e9fd9f5d55d8892d15c6965e52449db438b

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
Signaturem1bhjtB47xDSDPvSDBJw9ElXC8E6fHTFNKW1sRER84YIwQv9Ju3Lr1UwI4YncmG12Zr23TXpwuNFJCh/Am7uAQ==
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

2026-09-17T12:05:03.566154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015763
observed 9723b350c4cb081b731374ac256c3022...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:03.548109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015763/manifest.json
observed 17a7a6394c31a61107c9fe1fabba1e9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:03.530456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015763/publication.md
observed d493deb51041eb0bdfc30601a175d161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:03.511505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015763/publication.txt
observed 3e5b999085a6f509d920c29a3e0953d7...
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.