OpenTechnical

OT-2026-000053739

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line 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-2026-000053739) never changes.

Identity and time

Publication numberOT-2026-000053739 · never reused
Internal UUID01a0ae85-735d-7205-844e-6936b8d56e3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053739
StatusPUBLIC

Content hashes

Canonical text559b42c2438673ea7752d9b4b9b5e7830b3f6a42d5c3fb3bcf15a09d9d635b68
Markdown72766eeffd92733350d1c1fb218cd1b715d6addd0dc98033927be0f4abe9c165
PDF
Publication page5358c0f8cb0a32bbc4997ae02a2be700511681d99b75210c57733f45f9a1f3c0
Manifest94bc1cd2d95a3bf6d5a5b8078dcd1391dce133dbaf4169c9560102e3dfed46fb

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
SignatureRgr7i2YmJdbvbw2c+xxHNjBPmAIHHpLcVpKOmDkF57A/ogGFF7Oq2X+FOVY9nmyOlfWle3rUx8eL0KMVPWUmDw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:20.495549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053739
observed 5358c0f8cb0a32bbc4997ae02a2be700...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:20.474011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053739/manifest.json
observed 94bc1cd2d95a3bf6d5a5b8078dcd1391...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:20.320562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053739/publication.md
observed 72766eeffd92733350d1c1fb218cd1b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:20.298828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053739/publication.txt
observed 559b42c2438673ea7752d9b4b9b5e783...
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.