OpenTechnical

OT-2026-000039946

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000039946) never changes.

Identity and time

Publication numberOT-2026-000039946 · never reused
Internal UUID01a0ae78-d8d7-779f-afb0-0db8b51b58f6 · 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-2026-000039946
StatusPUBLIC

Content hashes

Canonical text7bf689fe6ece90ed36c24fa8417b95fe4a510449c0ee6647c2674b6676b4d6d0
Markdown4df578ebe839e998807683e6b7fcd644e69d7b30587b043a40a44ec5c23bde00
PDF
Publication page96a7630867f2e6c900ca4852f32a4caf76e3adda36a6c0b7b5e60c0230f18149
Manifestfc8587361ab61f880455b31b85d15517b12820061cf8d7e5506331ff0058a90f

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
Signatureoa+mPPnR81OlWcvKtGf+X3V12SF0TjjpjBBiS/WMFXAlJ3Z2HEgZ8w2fIMD3nxda2nqnyOqnJTYRkvVNMx02DQ==
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

2026-09-17T11:20:15.006400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039946
observed 96a7630867f2e6c900ca4852f32a4caf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.988610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039946/manifest.json
observed fc8587361ab61f880455b31b85d15517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.973676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039946/publication.md
observed 4df578ebe839e998807683e6b7fcd644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:14.954718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039946/publication.txt
observed 7bf689fe6ece90ed36c24fa8417b95fe...
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.