OpenTechnical

OT-2026-000098525

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000098525) never changes.

Identity and time

Publication numberOT-2026-000098525 · never reused
Internal UUID01a0aea1-e966-7ada-8a23-2be57c9c25e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098525
StatusPUBLIC

Content hashes

Canonical texta4678b2b405aea85c6bd613ec79df7ed7184c232eda863b7a2d0ac9db64f9033
Markdownd3b767866220667a34f2aab27cfd9bbd97a02c30350df8b55c66fc24a08b7914
PDF
Publication page680e95b9a84f96aa022bf9a44a439e257972ec724d8277618448441307f3c17c
Manifest66457bf78fa2a36d12a2102daed4fe2512de80e6c722a84e37787db8adf8edf0

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
SignatureV3H+M5986zLF7eaXjAlHrZGTPKeAPZmr7DKIrfs/tATjP0aXE49QPGAY/5E3HiS8RG0IT88Jxe9gfDNIkZq0CQ==
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

2026-09-17T09:32:24.196871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098525
observed 680e95b9a84f96aa022bf9a44a439e25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:24.179665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098525/manifest.json
observed 66457bf78fa2a36d12a2102daed4fe25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:24.162031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098525/publication.md
observed d3b767866220667a34f2aab27cfd9bbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:24.145296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098525/publication.txt
observed a4678b2b405aea85c6bd613ec79df7ed...
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.