OpenTechnical

OT-2026-000060091

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000060091) never changes.

Identity and time

Publication numberOT-2026-000060091 · never reused
Internal UUID01a0ae8a-5a71-78eb-bfa4-6a09c61ba318 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060091
StatusPUBLIC

Content hashes

Canonical textfaab102467230f56c44a84fff36835ae06afd726909f0cc2035ea222cf8749a7
Markdown803b3c37bbc32ead8d37bb79fac03fe2c151e928343ab9730aebd90eabd968fe
PDF
Publication page73cb4075376f328cb9ee9fb729aa49ab4f13182ddf788ad7e2f6e7a2ef6ac79b
Manifestf02adf6e89b82f04b175dc93b6036e63eb0fee582000a839bc9c9da83a7304f7

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
SignatureHl/VE8jclg5W8bWBGk3q6MbhqCyTOaxv+q5uokJBhklg5lRBSTTuLZNWqnQZ4gRoV0TSZwl/SKeKrgrd26iYCQ==
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

2026-09-17T10:43:43.919370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060091
observed 73cb4075376f328cb9ee9fb729aa49ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:43.899105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060091/manifest.json
observed f02adf6e89b82f04b175dc93b6036e63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:43.881592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060091/publication.md
observed 803b3c37bbc32ead8d37bb79fac03fe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:43.863997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060091/publication.txt
observed faab102467230f56c44a84fff36835ae...
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.