OpenTechnical

OT-2026-000074661

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000074661) never changes.

Identity and time

Publication numberOT-2026-000074661 · never reused
Internal UUID01a0ae93-ac2b-7176-96e1-be9b70a277b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074661
StatusPUBLIC

Content hashes

Canonical textaffed4c3e02456cb96140479daf7b8481b48b64ec23424719f04263e0f4cba7f
Markdown72e8a4c2768be38c1c12b9b0779e15a1832fecc3b092a46987f7eeb8ae2a9e96
PDF
Publication pagec214693b9f1cf9c341601bdb4c4ba95d49b64e8f325eac1b3cea7ff330f6a0d9
Manifestcf1062e1ee2d4c084557031d5c4e9001c2ad4efc1e32818312f112e63e4d7852

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
SignatureoBoMdTZ9d0ZsZ2KRolD22WfnzZZ1mCDDZziMKshNxFYWluMXumYVYU0dTzmV73ZhyxnR28mmAA2Rm8NZKSr4DQ==
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

2026-09-17T10:18:14.409967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074661
observed c214693b9f1cf9c341601bdb4c4ba95d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:14.391533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074661/manifest.json
observed cf1062e1ee2d4c084557031d5c4e9001...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:14.342848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074661/publication.md
observed 72e8a4c2768be38c1c12b9b0779e15a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:14.322340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074661/publication.txt
observed affed4c3e02456cb96140479daf7b848...
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.