OpenTechnical

OT-2026-000058587

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000058587) never changes.

Identity and time

Publication numberOT-2026-000058587 · never reused
Internal UUID01a0ae88-f39c-772f-992e-0e18247471fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058587
StatusPUBLIC

Content hashes

Canonical texte70306f9ab1519b91c4c3b0b2f2623498316856b76e80deb49f2155795b79098
Markdown69bf9df9d6ca8be2da5d84957d4594b9d0d3cbadbb0cb1f18bfce108497ce041
PDF
Publication page46e3906b8de28c7742991c7551f8eb55da91791ac0f6d5c529c13eff0aef2e14
Manifestad13c719b2a3480e8b8ffb33613e66b7e410f6a2512ae78345445898ad5fe803

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
SignatureI6mEh9Ri41PkkJio0VQ4cgF/yqkSKFmp1UoIYn1A16IkEbnRCqL0XGiZRTxdqfGiDaS+zjS/mWsfsotkqWiICg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:04.936874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058587
observed 46e3906b8de28c7742991c7551f8eb55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.919434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058587/manifest.json
observed ad13c719b2a3480e8b8ffb33613e66b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.902017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058587/publication.md
observed 69bf9df9d6ca8be2da5d84957d4594b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.882881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058587/publication.txt
observed e70306f9ab1519b91c4c3b0b2f262349...
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.