OpenTechnical

OT-2026-000052466

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000052466) never changes.

Identity and time

Publication numberOT-2026-000052466 · never reused
Internal UUID01a0ae84-573a-7e77-8a90-a0d2bb77e447 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052466
StatusPUBLIC

Content hashes

Canonical textf1e041286b0591fecfba0ca422921f0cf11d7201f0918549acdb7d1b2a505579
Markdownc797cccfe8b9fb56a1f9807f94f8177785ca097c73d7659ff3d4f4cebe57d687
PDF
Publication page811b982c1c257efb450dbc8caa22bb6aad7cf790953ab45018ef2ab033bb9d66
Manifestf07b9e525b5bd63bfcc1c753010b66880cff9fce39bbe3795ea913fc50ed78fb

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
SignatureOlotLO+gOXvtKrr+yZtI0wOynlDWMqX1ML1Obfm3KnOJKKuARmz1PH/ApyFqbmMlYktRs8jv/5IGWUvpMYq9AA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:05.621825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052466
observed 811b982c1c257efb450dbc8caa22bb6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:05.603811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052466/manifest.json
observed f07b9e525b5bd63bfcc1c753010b6688...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:05.587319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052466/publication.md
observed c797cccfe8b9fb56a1f9807f94f81777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:05.569386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052466/publication.txt
observed f1e041286b0591fecfba0ca422921f0c...
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.