OpenTechnical

OT-2026-000039578

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000039578) never changes.

Identity and time

Publication numberOT-2026-000039578 · never reused
Internal UUID01a0ae78-d8d3-7a95-917a-2b7d6e06529a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039578
StatusPUBLIC

Content hashes

Canonical text73bfe7dd9996e3b590bb9b7aeb3c5479890abd465466f6b57b99f8c6f64d49ca
Markdownaa0c91a92470f2a5412dd19bc82c2de4b86e2e8d3fd2c15f8d1a714f91234046
PDF
Publication page4f45962abb7e222c79cd548ac147883d23ff49e5266c07f9c5835251dcb0d508
Manifestd84b09e75fb3d830a7c7f081671f2f05ff4b69e094dae7e246c789a7009316d3

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
SignatureecngiFmWrssQHwzw2Or7fEn0BnDzVT9QBbXW/hfgUYmC4NDc4duGtpxzqtCyq0lYyaoILLto0mZKq/t1FFIGCw==
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

2026-09-17T11:19:44.080951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039578
observed 4f45962abb7e222c79cd548ac147883d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:44.064145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039578/manifest.json
observed d84b09e75fb3d830a7c7f081671f2f05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:44.048986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039578/publication.md
observed aa0c91a92470f2a5412dd19bc82c2de4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:44.031926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039578/publication.txt
observed 73bfe7dd9996e3b590bb9b7aeb3c5479...
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.