OpenTechnical

OT-2026-000058994

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented before 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-2026-000058994) never changes.

Identity and time

Publication numberOT-2026-000058994 · never reused
Internal UUID01a0ae89-47a1-706f-b15b-220fd0bc08f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058994
StatusPUBLIC

Content hashes

Canonical text9c1bbc660d211f9caaa474cda669d04d5faca633cbb61c8f0587a25e06b18979
Markdown761d93c9f44a63cba0066c50fffdc8cea9a8f8cc1915b01004e0c799bde29a7b
PDF
Publication page8045d8f596a9acbfece953e5490f25dbb3cdad61a8951d9479f4881e1d76e63d
Manifest7a6a49f2abc834248aa533a3d2b57a50337340f4191cf068609316fd366820cf

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
Signaturez1P6pRR0rOlN9C6W21BhtJF9ZGcuATl5/2ow+yHxki8U0AjvH465PxaMf+Sk/U9INvyWYIVndEO1q0e7cNaEAQ==
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

2026-09-17T10:46:34.848426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058994
observed 8045d8f596a9acbfece953e5490f25db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:34.829566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058994/manifest.json
observed 7a6a49f2abc834248aa533a3d2b57a50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:34.811850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058994/publication.md
observed 761d93c9f44a63cba0066c50fffdc8ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:34.794060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058994/publication.txt
observed 9c1bbc660d211f9caaa474cda669d04d...
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.