OpenTechnical

OT-2026-000057310

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, vented before 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-2026-000057310) never changes.

Identity and time

Publication numberOT-2026-000057310 · never reused
Internal UUID01a0ae87-d5bc-7cad-9f76-27ef59e5e4ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057310
StatusPUBLIC

Content hashes

Canonical textf2dfee1e57cb60376efaf72caa63094260091fe30eb44b165b4ed825d879d3d4
Markdown70b5872ba01d65f090ac95abcbb9dd338712cd0496658462327a0f9441ef6b03
PDF
Publication page562e3696497eae47b859a258ebf110b1f6484e0f9d441885191a2e348edaa989
Manifestd0fe4ff9b3dc2ef63a93cafcea75e5c11e0ab3fbf9cbe5e31c0c8b4d0abd3526

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
SignatureLYp6HzKTvnKPm5tM7IQjg+wFT5XPMarSds8zcM6rvZUTUIM+8dbGxrbaZSoI5WYVt6XKxSSFeR8uS2ale+s8CA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:25.084973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057310
observed 562e3696497eae47b859a258ebf110b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.065637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057310/manifest.json
observed d0fe4ff9b3dc2ef63a93cafcea75e5c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.046607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057310/publication.md
observed 70b5872ba01d65f090ac95abcbb9dd33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.028341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057310/publication.txt
observed f2dfee1e57cb60376efaf72caa630942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:34.377393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057310
observed 562e3696497eae47b859a258ebf110b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:34.359115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057310/manifest.json
observed d0fe4ff9b3dc2ef63a93cafcea75e5c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:34.341777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057310/publication.md
observed 70b5872ba01d65f090ac95abcbb9dd33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:34.323931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057310/publication.txt
observed f2dfee1e57cb60376efaf72caa630942...
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.