OpenTechnical

OT-2026-000013319

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single 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-2026-000013319) never changes.

Identity and time

Publication numberOT-2026-000013319 · never reused
Internal UUID01a0ae6d-6fc9-7fa2-96b9-465c33aecbf5 · 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-2026-000013319
StatusPUBLIC

Content hashes

Canonical text529234185e64814ec79bf498f80251afcebf7734bc66bf7a28bd4f254cdf8531
Markdown41d08abf613297430cda429f3c0cbe794d9b8455d949d8e6f76fa6dab6357f10
PDF
Publication page1d29aeb550684a349526610c85dd69b6d8615af467c5586150dcd7e116ffb484
Manifestf45561d86de35cf846a3efaf276c750ddedf00634a327bf5e75cad2ba56b55d7

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
SignatureZwAqIgxy2FzmSEixicBiv3ezD2ueHe2A0U2M+BR96iMRj0FjUwtN5vGKRBYHFOhFy9lGuw81HapUQvI3/jo6CQ==
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

2026-09-17T12:09:45.156724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013319
observed 1d29aeb550684a349526610c85dd69b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:45.135095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013319/manifest.json
observed f45561d86de35cf846a3efaf276c750d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:45.114828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013319/publication.md
observed 41d08abf613297430cda429f3c0cbe79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:45.094419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013319/publication.txt
observed 529234185e64814ec79bf498f80251af...
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.