OpenTechnical

OT-2026-000076963

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000076963) never changes.

Identity and time

Publication numberOT-2026-000076963 · never reused
Internal UUID01a0ae94-b071-74e5-b0bb-bf341778bb53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076963
StatusPUBLIC

Content hashes

Canonical texte4066f20ebb5b5cb2053979e5fdc33b7a98b6c5448b3f6557627ae0a4bdb67a6
Markdown4bd49974a2db409adaf357987aabb1c7e806b16d5d52efa6632bce67c25b77ed
PDF
Publication page2c2f719c1c214512621278f448e45761091f36fbacfcac5b42b91414b20b7095
Manifestc7d182e5398e31b742e765e06ca5d98d2fd8cddd14dc12bda895eddab375e9f4

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
SignatureggxedbYCDu31pYaHw1DOiKldehY3iZsX5mAuDCeD+QoUHa4VtMR/6CQcsmBwuBwXrec4u/gS0yBBYEWAE9xeAA==
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

2026-09-17T10:10:11.014195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076963
observed 2c2f719c1c214512621278f448e45761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:10.991462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076963/manifest.json
observed c7d182e5398e31b742e765e06ca5d98d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:10.968322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076963/publication.md
observed 4bd49974a2db409adaf357987aabb1c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:10.949935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076963/publication.txt
observed e4066f20ebb5b5cb2053979e5fdc33b7...
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.