OpenTechnical

OT-2026-000060807

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000060807) never changes.

Identity and time

Publication numberOT-2026-000060807 · never reused
Internal UUID01a0ae8a-b7d1-796e-9ccd-a2bc4cc9fca4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060807
StatusPUBLIC

Content hashes

Canonical text709f04d12a6cd42e24451ad6cfa9783fd9f06714ec356e31a60fc02f0da2320d
Markdown1918d995740f66b6ac1f7bbc551e0fde0a9c7572924d9a3660c8ef4bc183f82a
PDF
Publication page23d72376a7c6001a1eaa50c1001e508bb675a504330755a1c22433db970ad833
Manifestb0ee9311a6b0cfdb96efbb7088c4c147d23e453b49d9b431a7b5827d42e1f9fb

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
Signature8KkdLXgk7Ape724q8rakbXBp2Mp3ZjaFy2hdFbYGqvMPXRKbuFl8zo0zByzKCHivZ48UtXzGbrkyD0OU+X6sBw==
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...

Independent retrieval

2026-09-17T10:43:33.400574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060807
observed 23d72376a7c6001a1eaa50c1001e508b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.384819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060807/manifest.json
observed b0ee9311a6b0cfdb96efbb7088c4c147...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.367147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060807/publication.md
observed 1918d995740f66b6ac1f7bbc551e0fde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.348051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060807/publication.txt
observed 709f04d12a6cd42e24451ad6cfa9783f...
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.