OpenTechnical

OT-2026-000100843

Publication integrity record

Two cup vacuum gripper, two 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-2026-000100843) never changes.

Identity and time

Publication numberOT-2026-000100843 · never reused
Internal UUID01a0aea3-66f5-7202-82c3-5507505ab24a · 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-2026-000100843
StatusPUBLIC

Content hashes

Canonical text111490d13f23f880f8694f465545494b614dc6c5fc36c062f4b2eee7c8c4330f
Markdownac4005a1a9d548dab0d06e936066c9551c12f83791d21680afc6cb4ac1ae78cf
PDF
Publication pageb64521a865d8675e7f628478be446322cba18cbd7460fb89cb2473a2f83f587a
Manifest3a17f963423e8fd91bb57a99b77cdaa7183b9ea9ffc0b1696993d570bf729015

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
SignatureFGn6Z7d98BoTphauj8JzazJXEpHvzW91/UrJdRX744HYs9Q7HlKjqBDDV3t3Mr/rfAVhj7MVaWzhsiyfl2q/Aw==
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

2026-09-17T09:27:46.183893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100843
observed b64521a865d8675e7f628478be446322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.164214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100843/manifest.json
observed 3a17f963423e8fd91bb57a99b77cdaa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.145738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100843/publication.md
observed ac4005a1a9d548dab0d06e936066c955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:46.128156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100843/publication.txt
observed 111490d13f23f880f8694f465545494b...
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.