OpenTechnical

OT-2026-000058914

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000058914) never changes.

Identity and time

Publication numberOT-2026-000058914 · never reused
Internal UUID01a0ae89-479f-7eff-9054-c419fb8e87e6 · 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-2026-000058914
StatusPUBLIC

Content hashes

Canonical text3ffff3ab7f2c644aa044800029924bf7cd1c1e36698484373294cb263532a861
Markdown74d91794b3b74a23d92173a7bf35e011ab348a0f1196a9657e504a10e80fd105
PDF
Publication page159f4cd688d0c48f73da8309a39f9904926616b0880c6e4b6f3a9d7e2ba623ef
Manifest5506640e3c2d8e3939d5da269826e87b0ce1b3c2201b5f81557d2982b757a57d

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
SignatureuLBDTppslw+trKYMFpuJQbjFobFc+UvGfdEffMPWLqXuPSJsnkilyGQv0SIWrCzWuqZEPiEdHxQ+hECvC9ouDQ==
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

2026-09-17T10:46:28.055905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058914
observed 159f4cd688d0c48f73da8309a39f9904...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:28.038725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058914/manifest.json
observed 5506640e3c2d8e3939d5da269826e87b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:28.021481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058914/publication.md
observed 74d91794b3b74a23d92173a7bf35e011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:28.003996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058914/publication.txt
observed 3ffff3ab7f2c644aa044800029924bf7...
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.