OpenTechnical

OT-2026-000008625

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, vented after 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-2026-000008625) never changes.

Identity and time

Publication numberOT-2026-000008625 · never reused
Internal UUID01a0ae6a-e46b-7dee-9e5c-fc4b0b150190 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008625
StatusPUBLIC

Content hashes

Canonical text312930b6219759f9a23578ffa954bb352121c018efc6338e4d381c3aa1c3faf4
Markdown5ed04c2be8e19c8f9d088c4020df6b068e0848999b39f3598c78f38c19edc1f8
PDF
Publication page43f1d825edf1584930610545c6bdd174d380a3298fa622b1b02b68181273f9b2
Manifestd188ff2db2b271ca5dbd7be3a3d298e95a1054e89dd17bc1590cbc04a8356883

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
Signature0YFt18S+wn6It7VsTMUDY+25F+SDK19qDyrZGC6gKqE06k2wv+cT4At5ltVtfDtEcxKYyO3OqdKYLfl9AZ+1Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:35.285040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008625
observed 43f1d825edf1584930610545c6bdd174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:35.266513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008625/manifest.json
observed d188ff2db2b271ca5dbd7be3a3d298e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:35.248012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008625/publication.md
observed 5ed04c2be8e19c8f9d088c4020df6b06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:35.227839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008625/publication.txt
observed 312930b6219759f9a23578ffa954bb35...
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.