OpenTechnical

OT-2026-000045367

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single stage ejector, pressure sensor per zone, pulsed 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-2026-000045367) never changes.

Identity and time

Publication numberOT-2026-000045367 · never reused
Internal UUID01a0ae7c-f76b-784f-998b-b946359ddcbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045367
StatusPUBLIC

Content hashes

Canonical text0b0d82e7c1ee1c2148164970b288cf50402ac1800e0bb028bd314a359bb71ed4
Markdownefee6c8c23e90f75fe72003b9ce4346b85528653ca67238092d1b9e2969769de
PDF
Publication pagefc4e2e917bb600dc52e01195f8ab2a1e10008e4f56b0b218bdc9ce4a1c314f9f
Manifest7f16bd64aeaba3059f75a0e210bdcd3456208fd222d74c003193718bf21739e1

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
SignatureZsaJudeac8E/Ep7Qza8/ZxH1koTMBNNbvuMN6+RtbCR93Zkqzdg66drDQZgRL7wBcivGVCTUgpDilV+tSk5YBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:38.540983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045367
observed fc4e2e917bb600dc52e01195f8ab2a1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:38.522082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045367/manifest.json
observed 7f16bd64aeaba3059f75a0e210bdcd34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:38.502761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045367/publication.md
observed efee6c8c23e90f75fe72003b9ce4346b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:38.238140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045367/publication.txt
observed 0b0d82e7c1ee1c2148164970b288cf50...
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.