OpenTechnical

OT-2026-000082390

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000082390) never changes.

Identity and time

Publication numberOT-2026-000082390 · never reused
Internal UUID01a0ae97-4d96-79d8-8368-80a093356b9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082390
StatusPUBLIC

Content hashes

Canonical text97d8fbbbb86a98f726964b1a29c8966f196dab411584e8748ba313b819a9315a
Markdown3bc99ebe03fddb0b033c82263b87f09549e20a133673c629845df20ab8ffa2fc
PDF
Publication page5e9c3515ccb16c56ca3f89fdc161b286505ad2d01dc3ceda941a4135d78b090a
Manifestf4ddf1793431f1b616892efd13143310e41b97067df18226abfaa9740f5d4527

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
SignatureNXKS6p6lgwD8/ZAs7TmLXAPVV5CcabT5hm1Rhv8bzel4ihganazzQSClgU5cmH0flzpIFX2TNy7pMymstim/Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:16.315796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082390
observed 5e9c3515ccb16c56ca3f89fdc161b286...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:16.299274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082390/manifest.json
observed f4ddf1793431f1b616892efd13143310...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:16.281851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082390/publication.md
observed 3bc99ebe03fddb0b033c82263b87f095...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:16.263677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082390/publication.txt
observed 97d8fbbbb86a98f726964b1a29c8966f...
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.