OpenTechnical

OT-2026-000052863

Publication integrity record

Three cup vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, 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-2026-000052863) never changes.

Identity and time

Publication numberOT-2026-000052863 · never reused
Internal UUID01a0ae84-a42f-7775-8520-5b6e96062247 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052863
StatusPUBLIC

Content hashes

Canonical text034ba676e28aed9611e7a6e93cc2cc8965429c38d6917190f0688d9dfa495be8
Markdown776d917082c3611376484b7da65095f0167a229bc9353c190536a8baa59d8d2c
PDF
Publication page073c8956b29b7f157740687a4655cc8f6c1fa0368d5beda10085824ac1e5fd12
Manifestba5d28c26e6622418d0b70cab9c800d17a01146a2494e7b8eb3064faaf0600cc

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
SignaturewXzjWFQ5TDQ+AWPd5ngQt1URvo3Aw3maDga6X0gHwCbuzYn5xMwWIIsE9AhRrB9w/c+BMLp5v2NLzHqKo5ULAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:29.691837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052863
observed 073c8956b29b7f157740687a4655cc8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:29.673009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052863/manifest.json
observed ba5d28c26e6622418d0b70cab9c800d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:29.654814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052863/publication.md
observed 776d917082c3611376484b7da65095f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:29.635734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052863/publication.txt
observed 034ba676e28aed9611e7a6e93cc2cc89...
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.