OpenTechnical

OT-2026-000053266

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000053266) never changes.

Identity and time

Publication numberOT-2026-000053266 · never reused
Internal UUID01a0ae85-0a14-7b04-8cdb-a02551301ef6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053266
StatusPUBLIC

Content hashes

Canonical text4e66b0b44527db4b0f7b4bc4e560cf64eba8c47cd6b0c5ae5ab3a35dcda58bb9
Markdown4522404454781ac0bc5e0f0d36ea3487e605aeb4a84fb02eb44fdecdefa7320a
PDF
Publication pagee89c331722c2c198694633d0a9830879f2d281a4fb9e4ff20d1cb5a8b6c3e47d
Manifest1179986e77949c511016a18542f63617f0939acf04f94b281e84f842ece838de

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
SignatureY9MBwmTpKw7PpOJTH9nroI47MOZQMlRIkHZIA1MVepan/BQ+w//voKreD+Q/BJvwtXnwH/1HSL75klYtYFvrDA==
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

2026-09-17T08:40:59.824533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053266
observed e89c331722c2c198694633d0a9830879...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:59.804632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053266/manifest.json
observed 1179986e77949c511016a18542f63617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:59.784765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053266/publication.md
observed 4522404454781ac0bc5e0f0d36ea3487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:59.767644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053266/publication.txt
observed 4e66b0b44527db4b0f7b4bc4e560cf64...
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.