OpenTechnical

OT-2026-000037348

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000037348) never changes.

Identity and time

Publication numberOT-2026-000037348 · never reused
Internal UUID01a0ae77-b8cd-7019-97e4-34e9f8c2e9b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037348
StatusPUBLIC

Content hashes

Canonical text014bbe041b3cc8e0637fe190a7dbb6ce357297c01c2a220d878149f4da1e1c40
Markdown9a88e2abc3b1a82c7472934054da00c5e797a7abb9042dbec87b575e5d3b117a
PDF
Publication page97096091a1317262edba80ffa15a028b85a2e371b1568a01c856daa013241706
Manifestfe5046b9cb9a58f085cd97dc6ec12a886f45468325720c610696eb1464c1606f

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
SignaturenpZKmSSWEKr3d28yFsz8Gu9WKZ5TdtMOWLHMB9JTLO93Dv1hAAK2zOsE8R5OoNxI5HlGPw2XC+gtaAwoNcpgCQ==
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

2026-09-17T11:23:46.040542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037348
observed 97096091a1317262edba80ffa15a028b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:46.023899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037348/manifest.json
observed fe5046b9cb9a58f085cd97dc6ec12a88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:46.006829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037348/publication.md
observed 9a88e2abc3b1a82c7472934054da00c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:45.987440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037348/publication.txt
observed 014bbe041b3cc8e0637fe190a7dbb6ce...
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.