OpenTechnical

OT-2026-000096748

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, pressure sensor per zone, sustained 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-2026-000096748) never changes.

Identity and time

Publication numberOT-2026-000096748 · never reused
Internal UUID01a0aea0-a4ac-7175-af47-c26311788aa0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096748
StatusPUBLIC

Content hashes

Canonical textf156ba4767236b62a090b805e415eb83c52bf9bddf95cdfed9d47444b49f73b2
Markdownf48bc00ea210be35ec399889e001250eba9d495db19b0bedcc00b7d9fb1d1eb2
PDF
Publication paged463eff31d0796b59a0b608570391ef85f009e33603af31cd2e4a0bd01799bcd
Manifest3846f4bb3d4bce7519008483b6052df9d4fc77672034c91ab81b19739d4468eb

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
SignatureBkET5bMcr5fDbTZTn/Tt+aATcUvaXQcquMJ/QR5xzt5z98WiqudRj+cS2+NGCONzymqYobnwGL8N5/6HPZ2yCQ==
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

2026-09-17T09:34:19.457597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096748
observed d463eff31d0796b59a0b608570391ef8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.441109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096748/manifest.json
observed 3846f4bb3d4bce7519008483b6052df9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.421797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096748/publication.md
observed f48bc00ea210be35ec399889e001250e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:19.403232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096748/publication.txt
observed f156ba4767236b62a090b805e415eb83...
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.