OpenTechnical

OT-2026-000014455

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, pump fed, 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-2026-000014455) never changes.

Identity and time

Publication numberOT-2026-000014455 · never reused
Internal UUID01a0ae6d-b27b-782b-8266-3146ac58f000 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014455
StatusPUBLIC

Content hashes

Canonical text972644af96072c781b2f7ab3376046a4f1a5a9446ac87a4e9ceae9a3622d06cb
Markdowne8e1e58da051005d6bb6398627c56caa2062605888d701addca40a642cdd4f55
PDF
Publication page83df55adb5926503514c93ce893e52d27366e226861b1683df3564aead0eb5d2
Manifeste4a22be095510aade41cfac70f3ca32a3bfde2c6fa7a41c74e515ee79747fb64

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
SignaturediXfaFfqoYGdtHHViaLv8xeZJvvbNFF5kJfUHYCgtAyMgtY7VjkroQZwyX5sk40DlnOB2s3lCPwI88VNIX8RAw==
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

2026-09-17T12:10:15.534573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014455
observed 83df55adb5926503514c93ce893e52d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.514856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014455/manifest.json
observed e4a22be095510aade41cfac70f3ca32a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.495245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014455/publication.md
observed e8e1e58da051005d6bb6398627c56caa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.473156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014455/publication.txt
observed 972644af96072c781b2f7ab3376046a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.926606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014455
observed 83df55adb5926503514c93ce893e52d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.907572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014455/manifest.json
observed e4a22be095510aade41cfac70f3ca32a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.889222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014455/publication.md
observed e8e1e58da051005d6bb6398627c56caa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.871290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014455/publication.txt
observed 972644af96072c781b2f7ab3376046a4...
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.