OpenTechnical

OT-2026-000013343

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed blow-off before set-down

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-2026-000013343) never changes.

Identity and time

Publication numberOT-2026-000013343 · never reused
Internal UUID01a0ae6d-6fc9-7c55-8d64-68b99b59f5f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013343
StatusPUBLIC

Content hashes

Canonical text5507aaca5c734ceb506269ddc3768cd829056b6b48607f8e456d921778c50c5e
Markdownb184120a304da590d9ba5143802f50bfdbda89b8f1a606cdd4109a6560056cfe
PDF
Publication page3680955c2c520b970eba35b1fb66ed27ad63fd97f47a035b9285e21ac53f36b3
Manifestb1d66ee017f207783efb9da6e63ad75170c0850ecea49ad29dcf525bb9a1b2a2

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
Signature87xYK2ChHjQKLIUwBFE9EorggDT82s6SF5WmJNEe0dB2BXy/qtBKGf7+N5E6Vh4siG4TLK0Xq/Gxriir3bfzBw==
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

2026-09-17T12:09:47.303981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013343
observed 3680955c2c520b970eba35b1fb66ed27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:47.282148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013343/manifest.json
observed b1d66ee017f207783efb9da6e63ad751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:47.259742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013343/publication.md
observed b184120a304da590d9ba5143802f50bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:47.235651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013343/publication.txt
observed 5507aaca5c734ceb506269ddc3768cd8...
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.