OpenTechnical

OT-2026-000014205

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, pulsed blow-off 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-2026-000014205) never changes.

Identity and time

Publication numberOT-2026-000014205 · never reused
Internal UUID01a0ae6d-b279-7624-9c02-49778f8c2a4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014205
StatusPUBLIC

Content hashes

Canonical textce8b4802227d57172892f59509a2130de5296c2e7a5c95cc8888a200e5b9a36f
Markdownc66eac3c939ad74fdd9fc354a0b7dbc3271f32a6c23ce337dbb86193c574919b
PDF
Publication pagec7e91064405d84f5f0964de6fa6d8593245e6646eb94d57fc30bf44fc3f3bcdb
Manifestc2038271b6eace3d2647c57de2f922b5d60a5669836af7aaff76588b38762aaf

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
SignatureGhOfSNhXOJZ7BzYYipMIalSNOXS1NSbwaSxM5J6KHAki2HyEKqKXiwHJktaO8UgbMTVxFUNf59v5sXVlL/fhBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:07:18.572120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014205
observed c7e91064405d84f5f0964de6fa6d8593...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:18.552357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014205/manifest.json
observed c2038271b6eace3d2647c57de2f922b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:18.531728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014205/publication.md
observed c66eac3c939ad74fdd9fc354a0b7dbc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:18.511984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014205/publication.txt
observed ce8b4802227d57172892f59509a2130d...
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.