OpenTechnical

OT-2026-000014456

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000014456) never changes.

Identity and time

Publication numberOT-2026-000014456 · never reused
Internal UUID01a0ae6d-b27b-7629-bbff-bc3920a79e72 · 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-2026-000014456
StatusPUBLIC

Content hashes

Canonical textc5f8eb5bc880ebdc58cfe5261a4f8206af4dcd3b609be4b83c3cb43e0b7d4412
Markdownc694361c507b5b65e3f47d6c6508b456ab16b781449baae7017990a3a147da52
PDF
Publication pageaeaf4bcd6be0675e8e9c409d6279c2d162921896321b6893a3d047d0e6be4ef2
Manifestc5fdab8804ed5121b5904b8ed7d4fbb8417ce63c14d4d5cfa4e73c526e0c7f74

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
Signatureq4tIay/b+wgQINgbMqHFVQpIXPJLwvYgOT+TEs3oQZnFGhuLCCk/Xx7Xg8mEEvc7QSnnpLNpU2mwPRViZiyYBA==
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

2026-09-17T12:10:15.624138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014456
observed aeaf4bcd6be0675e8e9c409d6279c2d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.601611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014456/manifest.json
observed c5fdab8804ed5121b5904b8ed7d4fbb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.580179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014456/publication.md
observed c694361c507b5b65e3f47d6c6508b456...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.558499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014456/publication.txt
observed c5f8eb5bc880ebdc58cfe5261a4f8206...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:20.000192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014456
observed aeaf4bcd6be0675e8e9c409d6279c2d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.982731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014456/manifest.json
observed c5fdab8804ed5121b5904b8ed7d4fbb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.964841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014456/publication.md
observed c694361c507b5b65e3f47d6c6508b456...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.946437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014456/publication.txt
observed c5f8eb5bc880ebdc58cfe5261a4f8206...
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.