OpenTechnical

OT-2026-000063662

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000063662) never changes.

Identity and time

Publication numberOT-2026-000063662 · never reused
Internal UUID01a0ae8c-f946-7f6e-a839-77427e720c84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063662
StatusPUBLIC

Content hashes

Canonical text7a44824d2ea537b1b7c1558974517e73c36571cb08cb1519e3aa9eb8302169a5
Markdown4385d3d5d06c69d995cc64bf2881d8f5f1afa11813f9f37d282f41a4620af11f
PDF
Publication page85ad6726339b7a0cc21d0c40ef6b5eecb095a867559b696c64deeb5417632eaf
Manifesteeba7c7940cde2af7fc6dfa5e65df11dd5ef3f8228a2650372eec85cb1a68cfc

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
SignatureEg2gZ/vwBz8z1/eb8O9sP3tn8h491Cjm79KSzFS3arqURfIIHGWi1aqhuChNreZykD/rF7V59NtnRXx9H9ODAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:46.361258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063662
observed 85ad6726339b7a0cc21d0c40ef6b5eec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:46.344769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063662/manifest.json
observed eeba7c7940cde2af7fc6dfa5e65df11d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:46.327118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063662/publication.md
observed 4385d3d5d06c69d995cc64bf2881d8f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:46.307836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063662/publication.txt
observed 7a44824d2ea537b1b7c1558974517e73...
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.