OpenTechnical

OT-2026-000038586

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038586) never changes.

Identity and time

Publication numberOT-2026-000038586 · never reused
Internal UUID01a0ae78-2d54-7f06-b0b2-fb49acf52791 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038586
StatusPUBLIC

Content hashes

Canonical texta15b0b484ea4de7dc2547f4856c0e4f3c5fdc44e8b5dfc1b325f0877f12de2f8
Markdownd9524ae3b572343667939756d23131aa9de64e28cf79a7bb6e6d7bc1dceef017
PDF
Publication pagef624341908fb0bdf6c602c554aa03b8b4891df93b3ddd091f7a53691954a36e5
Manifest55f961c259adec7a1fa675a18fac4a28a9f53fa7022d68ff1486eae28f2eecf0

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
Signature8yZ69YWG5PCp0De5z7X8AXDmDxdTiIBDoyCNTT7YSW1xqKM2jjA5NNXI5GPc98MbnZeMOz48Jyi1kDjLJ6neDA==
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

2026-09-17T11:22:52.087183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038586
observed f624341908fb0bdf6c602c554aa03b8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.067923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038586/manifest.json
observed 55f961c259adec7a1fa675a18fac4a28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.049552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038586/publication.md
observed d9524ae3b572343667939756d23131aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.030341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038586/publication.txt
observed a15b0b484ea4de7dc2547f4856c0e4f3...
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.