OpenTechnical

OT-2026-000096697

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000096697) never changes.

Identity and time

Publication numberOT-2026-000096697 · never reused
Internal UUID01a0aea0-a4ab-7156-b4b6-c632be289ee9 · 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-2026-000096697
StatusPUBLIC

Content hashes

Canonical text7068ace9a65797d540c5e7fa15611ac9a91b6e34fea25d3283349f6a16e681a3
Markdown546d3c85ac2f49f613038e21d855382a299d0c0999e93f5962948ad47c46102d
PDF
Publication pagef8d51d8d3444a5249f9c7cee6c3f0cacd413dfe6167c6fde1f608d54b49fc111
Manifest28f17f619977489ac3e4fb28ca2f84f0aed2ab3c386790fdac242645d90d359b

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
SignatureNctfBbrYJ2PtRlHdWpPKwh/0SzyvsSnl2rEE5YxjvYCBK9wPSwoIkw0O3I7AOXC0QV58sEubzkaUP89sNHWNBA==
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

2026-09-17T09:34:15.251399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096697
observed f8d51d8d3444a5249f9c7cee6c3f0cac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:15.234311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096697/manifest.json
observed 28f17f619977489ac3e4fb28ca2f84f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:15.215276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096697/publication.md
observed 546d3c85ac2f49f613038e21d855382a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:15.192097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096697/publication.txt
observed 7068ace9a65797d540c5e7fa15611ac9...
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.