OpenTechnical

OT-2026-000015439

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, 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-2026-000015439) never changes.

Identity and time

Publication numberOT-2026-000015439 · never reused
Internal UUID01a0ae6d-ef49-7cb1-b1da-bdb5a408a809 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015439
StatusPUBLIC

Content hashes

Canonical textcd63dd3a9274fc6d26329ce50c8efb761b5d6a851a00bcdd4ded6502f109fd53
Markdown634214135b201024fe2ec03c47dd2abcb5d15eb4f71d07be66eeeb2bbe80a486
PDF
Publication paged3f72e4c610d5424255eaaecb86425ab93a372d35463857ff7db61111791424c
Manifestd1c0189f4390c8459326f9e7a87dba00045f593b1e42137086cf34419c525e0b

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
Signature5ZXpVZVPD/+fJD5Wycjv0PKk3gXW4zUGnluZZ43Exi3/zDcnqkE3uEqMe/OmXHELD4QQK8oyczv4Z+4ovdPXDg==
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

2026-09-17T12:06:10.821357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015439
observed d3f72e4c610d5424255eaaecb86425ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:10.801197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015439/manifest.json
observed d1c0189f4390c8459326f9e7a87dba00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:10.781665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015439/publication.md
observed 634214135b201024fe2ec03c47dd2abc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:10.762029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015439/publication.txt
observed cd63dd3a9274fc6d26329ce50c8efb76...
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.