OpenTechnical

OT-2026-000043404

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000043404) never changes.

Identity and time

Publication numberOT-2026-000043404 · never reused
Internal UUID01a0ae7b-327e-799b-ae16-d5fc37824995 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043404
StatusPUBLIC

Content hashes

Canonical text22cb256a69c458c692075da4965119f23396e4a7643300334fc986f5c73036df
Markdownc2fc5471dbe3a430870b642b37e63bf5c5e038472dacf712c4050911b3aaab99
PDF
Publication page94c56315a60fe2a73c8a0a5b89af0ee3840a051a6d08340a5af5adc7320b3090
Manifestedcbc924aac122f931b250c96fcffa2b314c9d65cb99f69e0d53b5453f130e12

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
SignatureL00jYiFBSAxxig/ega9iuK13NuwC1jPXrjmryNHzkaOD15RuSfZtuZEVnVKe43aUOJJofND6Kc9frx2cPt2HBA==
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

2026-09-17T11:13:56.490051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043404
observed 94c56315a60fe2a73c8a0a5b89af0ee3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:56.469146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043404/manifest.json
observed edcbc924aac122f931b250c96fcffa2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:56.448926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043404/publication.md
observed c2fc5471dbe3a430870b642b37e63bf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:56.428730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043404/publication.txt
observed 22cb256a69c458c692075da4965119f2...
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.