OpenTechnical

OT-2026-000096154

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum 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-2026-000096154) never changes.

Identity and time

Publication numberOT-2026-000096154 · never reused
Internal UUID01a0aea0-585e-7c42-9d22-907dfd2cedc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096154
StatusPUBLIC

Content hashes

Canonical text51c35b55e1dc10b36e04a803724b1a27c558369ce6b7522c8191fb6eb6f1c433
Markdown50692bbc59db59bfdb336f2ce45ecc05b72f94c61ef3b03d20b4cafae08b7c38
PDF
Publication page8e989ade6ca6aa1e4d5d2ed11c61440b9e6bd89889aa39a5ffe9205dd3615872
Manifest85e922ee887eed57ad16a16af393d1a2e66cd605c7b2e5ad786caa1dcdbc43a3

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
Signature72tn5kNXRXpr8YhQxbrU8NKfX2eVX1UrkY1GT3pDJEoC3ryjYIg6DdHa/vnDeXGrNxFFmK/rlTPpyu4natLRAQ==
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

2026-09-17T09:34:39.481728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096154
observed 8e989ade6ca6aa1e4d5d2ed11c61440b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:39.464359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096154/manifest.json
observed 85e922ee887eed57ad16a16af393d1a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:39.447730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096154/publication.md
observed 50692bbc59db59bfdb336f2ce45ecc05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:39.428528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096154/publication.txt
observed 51c35b55e1dc10b36e04a803724b1a27...
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.