OpenTechnical

OT-2026-000051724

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000051724) never changes.

Identity and time

Publication numberOT-2026-000051724 · never reused
Internal UUID01a0ae83-7c83-7211-956e-c753631caa3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051724
StatusPUBLIC

Content hashes

Canonical text67bffddd8ce1bfc0ad1a1164dcc29fa8b1d0d882caec87dd78cdac2fac084d3e
Markdown19b78ccab71c8d08efcdea7f8b4f231468dce9c9e619865b151632b4a9e4d6e1
PDF
Publication page986585ba38b5ca8b4298a4abe9179b989679b029e15a2355135cc030283d0ade
Manifest664aafc39e3623aa639a818bff15c0fcf390929e8a9eece0f6fd51e75c334986

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
SignatureOyDzKsMk3Wosu+To58neDPfUQvB+UbYTdOo++vmbTpWGWr8mhHLY3MYOj1RXpmpdVEbpxv+g/mTUFtmkaCtTCQ==
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

2026-09-17T10:58:36.809003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051724
observed 986585ba38b5ca8b4298a4abe9179b98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:36.790676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051724/manifest.json
observed 664aafc39e3623aa639a818bff15c0fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:36.773353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051724/publication.md
observed 19b78ccab71c8d08efcdea7f8b4f2314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:36.754067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051724/publication.txt
observed 67bffddd8ce1bfc0ad1a1164dcc29fa8...
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.