OpenTechnical

OT-2026-000082837

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, sustained 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-2026-000082837) never changes.

Identity and time

Publication numberOT-2026-000082837 · never reused
Internal UUID01a0ae97-8cc9-7bcc-80c0-bafa5892a64d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082837
StatusPUBLIC

Content hashes

Canonical text013e4936c626acaab1c6e2267cfd2710db440859346f68c1945b6a7ff0768533
Markdownfa11b2621e67ef8685cc3d680c1cc9a83e4a96c9aeca63b9c01d516b4f5f13f9
PDF
Publication page03cf93e8e7421c24df215002cdf8baa71feafe2bce5a2cb2c9007efbe1e40da1
Manifest6dfeecf627c57eafcfcc058f87d10a73164a9b6812645318745ebfadd479282a

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
SignatureRxB17yf52dYQ8j5namkvAzpxewQdRbxmZe214HYvqOHiNiOFPzPmChwyp+ZAJSBsYjYYluC+hlEKZwyt9qAHDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:30.603166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082837
observed 03cf93e8e7421c24df215002cdf8baa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.585271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082837/manifest.json
observed 6dfeecf627c57eafcfcc058f87d10a73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.568725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082837/publication.md
observed fa11b2621e67ef8685cc3d680c1cc9a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:30.551187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082837/publication.txt
observed 013e4936c626acaab1c6e2267cfd2710...
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.