OpenTechnical

OT-2026-000058666

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, 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-2026-000058666) never changes.

Identity and time

Publication numberOT-2026-000058666 · never reused
Internal UUID01a0ae88-f39d-752a-a217-c4f2554c09d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058666
StatusPUBLIC

Content hashes

Canonical text53fd12c7e0926789c81727f968f3f0b79e7e5d3b755f92702e36fcbc2aa7cc09
Markdown14ed983d6fa4b729319dff5853c7c03f10ea4519435f1102d58df423060ac368
PDF
Publication page4fdf23975a3fe3a88fd8260144c8af900b2ce11a1b8425881889ae2ee72f8304
Manifest541fefb9e28f343306b74288825d711ba36ae487e10a8dc6320e8beff038e4b2

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
SignatureOdHMOYwLfl0GV3rr9iEEjQMwZObXWwrpcs8mOlP33piZ4dQvsUcR4N0KbaFljZTGf/VU7+K9ThlvnveD1f8HCw==
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

2026-09-17T10:47:11.008374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058666
observed 4fdf23975a3fe3a88fd8260144c8af90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:10.990538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058666/manifest.json
observed 541fefb9e28f343306b74288825d711b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:10.972001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058666/publication.md
observed 14ed983d6fa4b729319dff5853c7c03f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:10.952830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058666/publication.txt
observed 53fd12c7e0926789c81727f968f3f0b7...
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.