OpenTechnical

OT-2026-000061551

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000061551) never changes.

Identity and time

Publication numberOT-2026-000061551 · never reused
Internal UUID01a0ae8b-7b44-7c25-bac7-d8cdad70e500 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061551
StatusPUBLIC

Content hashes

Canonical text6f7b37a73ae7526014a81ed3c085f494f36eb5317d0e12a3ae470f58533d4bb4
Markdown658d5a9956777454e9b0bc08e835540583b7808a304fa57ee7959dc6c6d6d690
PDF
Publication paged936c334d4b5047159a497fb5f48473f4a135c1549de1e40b9416c349cd06633
Manifestf7efd796916384902921beafb62261a3e456eb41259ab930bb87a099e58265b1

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
SignatureI/7ZiXtvGHDGFNw+Ws6mDlcFu12f1BJ5Y3lyZZ+LeAyGaefO3P1KM9lwxx7XVdhI8kCWM9hMDWi5RsqeK+BnCQ==
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

2026-09-17T10:41:27.758463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061551
observed d936c334d4b5047159a497fb5f48473f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:27.742963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061551/manifest.json
observed f7efd796916384902921beafb62261a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:27.724856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061551/publication.md
observed 658d5a9956777454e9b0bc08e8355405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:27.707294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061551/publication.txt
observed 6f7b37a73ae7526014a81ed3c085f494...
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.