OpenTechnical

OT-2026-000023599

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, 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-2026-000023599) never changes.

Identity and time

Publication numberOT-2026-000023599 · never reused
Internal UUID01a0ae70-726a-791a-a240-29d77f70abe4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023599
StatusPUBLIC

Content hashes

Canonical textdc5b15bb468ed73315da89b9a1195d6b91d80ea5a483c5209934d15dd20e74aa
Markdown448e1f3de2aa607f41153ee80fccea9d43125819757b88df103eb9b3f11c76d8
PDF
Publication page9eb67df5cc1597bcb8c14cc36f73130c935a8a7e83f4f1484855b81b695eae88
Manifestd8546bb683e5545674469f519ef4069a81363d8620c626fbf2c1a3eb7268f802

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
SignatureaiWBDliUQnlE94o5SYFBJbNLUjjmlemGdBWBqI1QNGztQQeVjehkmN2vSVkGp3YVDD/WA9fNNjp3/FFDdNndAQ==
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

2026-09-17T11:51:57.623325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023599
observed 9eb67df5cc1597bcb8c14cc36f73130c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:57.603216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023599/manifest.json
observed d8546bb683e5545674469f519ef4069a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:57.585522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023599/publication.md
observed 448e1f3de2aa607f41153ee80fccea9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:57.568686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023599/publication.txt
observed dc5b15bb468ed73315da89b9a1195d6b...
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.