OpenTechnical

OT-2026-000100744

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, 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-2026-000100744) never changes.

Identity and time

Publication numberOT-2026-000100744 · never reused
Internal UUID01a0aea3-66f4-7a00-870a-22a8f9114f74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100744
StatusPUBLIC

Content hashes

Canonical textbb4d0d4d33f453a76bf2360c722998353147e7b2009c12fac80c4572cdf55218
Markdowna92f822e62b0cba4727a44b74f75eb83b5d46050de539086ae9e66ebf0697a8b
PDF
Publication pageb5d9d98d76b3b0439cd1dff7086560abc23b7849ceb61df86a6569af23ef67d9
Manifest973d05311bebab2325a33f790e43dfc7fa460c9ed5d4a27c8b3bb49f020f244d

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
SignatureShX+KVvdFn7wiLUUKOUQyKM9VgtYye5+poZRamcdglyC2c/RooD7dWMEkKb1P93FX0L0HlV9spuxs2ZT+UlIDg==
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

2026-09-17T09:27:34.674974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100744
observed b5d9d98d76b3b0439cd1dff7086560ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:34.657575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100744/manifest.json
observed 973d05311bebab2325a33f790e43dfc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:34.639513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100744/publication.md
observed a92f822e62b0cba4727a44b74f75eb83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:34.620542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100744/publication.txt
observed bb4d0d4d33f453a76bf2360c72299835...
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.