OpenTechnical

OT-2026-000008027

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, sustained blow-off after 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-2026-000008027) never changes.

Identity and time

Publication numberOT-2026-000008027 · never reused
Internal UUID01a0ae6a-908b-7a3e-ae48-e9c9efbd0d07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008027
StatusPUBLIC

Content hashes

Canonical text99b638f33db0d2319a71b6cec50e304dbdfbc1c6dca95df9b8229b03b6cc0a00
Markdown96b86e324af336fddd71596f60cd8808ca5593ed98b056fbe0d2bf8fd7472ccb
PDF
Publication pagef7df0202c3a4d32a16a24b556783765d398084b4d5ef4cec312774a039d97ca9
Manifest39e154d96d7c38b7a0e15e134da8d7225b657b0c254ef834f7fcb737816e9888

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
SignaturefVPPI3Y1D1qMMWdQeQQYzN6pYynlkKjnUJem7l8COYpAECkDuBJZzhymyfCbrojlbRUYLh8cq4UxHF9j86YZBA==
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

2026-09-17T12:20:36.935751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008027
observed f7df0202c3a4d32a16a24b556783765d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.917124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008027/manifest.json
observed 39e154d96d7c38b7a0e15e134da8d722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.901240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008027/publication.md
observed 96b86e324af336fddd71596f60cd8808...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:36.882107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008027/publication.txt
observed 99b638f33db0d2319a71b6cec50e304d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.726359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008027
observed f7df0202c3a4d32a16a24b556783765d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.706700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008027/manifest.json
observed 39e154d96d7c38b7a0e15e134da8d722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.686270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008027/publication.md
observed 96b86e324af336fddd71596f60cd8808...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:17.667376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008027/publication.txt
observed 99b638f33db0d2319a71b6cec50e304d...
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.