OpenTechnical

OT-2026-000063273

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000063273) never changes.

Identity and time

Publication numberOT-2026-000063273 · never reused
Internal UUID01a0ae8c-94ab-76cd-bbdd-46b5363ec997 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063273
StatusPUBLIC

Content hashes

Canonical text2358c779014354e60a70ae02a4976d99cd3390cfae8febf927204f1cef0bc856
Markdown8aceda92c718f23cae995f1b2ef0292a447b39717c96fdaabee72a978c1db831
PDF
Publication pageb4b997993a4527c6f2a13f2be67093218b5e7476def975cb8cf1f103963d7d36
Manifestdba51de43266d6c80a8ca623cc9844102ca9d32f2ed57a280f3f8d9cfbe34b5e

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
Signature0rjLSlt2wtRA3ORJmfHy7+O9g8CtiXvnN86pOfU2+LSnmTjppDi81zQI+KZ6eAhF/tWXVpgTZPOpYbaYdGJJAA==
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

2026-09-17T10:39:09.823916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063273
observed b4b997993a4527c6f2a13f2be6709321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:09.806129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063273/manifest.json
observed dba51de43266d6c80a8ca623cc984410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:09.786552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063273/publication.md
observed 8aceda92c718f23cae995f1b2ef0292a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:09.768276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063273/publication.txt
observed 2358c779014354e60a70ae02a4976d99...
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.