OpenTechnical

OT-2026-000088711

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000088711) never changes.

Identity and time

Publication numberOT-2026-000088711 · never reused
Internal UUID01a0ae9b-8f0f-7f80-8f66-6f1ef4af8110 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088711
StatusPUBLIC

Content hashes

Canonical text43ff84027a3bf54b74b170b843baaa82cc983bdd26c2a7c70cfe766ffab50c67
Markdown26c625b54c0887626667e719c50dbfaa914ef6d0a4a6159eb309700022ef9331
PDF
Publication page6a7042accfc16d502da6d4afdbbb4d72d6c2db943e186a02248bcf67b3c8c6b1
Manifest70d7bdae8b7f47d18793ebd19b7a45aed6846c2c609a1e48a5f24922d4d22cc7

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
SignaturedGFYGutPPSLN4wLhtiagBN2sr4zNrAgvCJxW7Z8XCAXEePmFt1/K6CXBgg4gYrxDWn1qi0+JY4jeF143yUngBw==
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

2026-09-17T09:47:56.946378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088711
observed 6a7042accfc16d502da6d4afdbbb4d72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:56.927530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088711/manifest.json
observed 70d7bdae8b7f47d18793ebd19b7a45ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:56.908830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088711/publication.md
observed 26c625b54c0887626667e719c50dbfaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:56.890670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088711/publication.txt
observed 43ff84027a3bf54b74b170b843baaa82...
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.