OpenTechnical

OT-2026-000067297

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three 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-2026-000067297) never changes.

Identity and time

Publication numberOT-2026-000067297 · never reused
Internal UUID01a0ae8f-6bd6-7c10-a1d5-c222f8c98458 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067297
StatusPUBLIC

Content hashes

Canonical texte579b0d34287eff221e81e3d57834f382463398a3b200a6df94cfb09743d0ae1
Markdownfa202693d503694139c6518ba764e0639c16c2b054e0eff9820699fa72000ca9
PDF
Publication pagee2a360ca5e40e23144a9645c1f294ade910f81e59e2e8e77033d78f49b9c36d7
Manifest2248ec31d17b573d36dd73287fdcc11829660e79b2897d66b26222e1184124a4

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
Signature41aL/8rHQ5ndjizi+jLb/C3+igwEEXLHvdedLmKq7N1KkfYMFHVGozOvyFTAAEgYEEw84HGtEAKJPXpdjhm9Cg==
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

2026-09-17T10:31:27.846502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067297
observed e2a360ca5e40e23144a9645c1f294ade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:27.828888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067297/manifest.json
observed 2248ec31d17b573d36dd73287fdcc118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:27.808178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067297/publication.md
observed fa202693d503694139c6518ba764e063...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:27.789864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067297/publication.txt
observed e579b0d34287eff221e81e3d57834f38...
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.