OpenTechnical

OT-2026-000073887

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000073887) never changes.

Identity and time

Publication numberOT-2026-000073887 · never reused
Internal UUID01a0ae93-2b8e-7f8e-9124-cdee306f2a31 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073887
StatusPUBLIC

Content hashes

Canonical texta555f236379506b8e2a4dab903c607fad1da527a6fb6d7882f2b1d45a707541a
Markdown0d13f2d3e251d19114d9e4ccc55668a1e0502601d2b3f90db011b4b3411b5812
PDF
Publication page71b65f9d2c6b90b113df207d2591e193d99a8c2a6b1e5fa217e2a5d170b8b5f0
Manifesta18f69ff31eefb533a6395620d383d1cf16a8637cc2d8857641bb5059606d36d

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
SignatureIENp8qmyTem5y0rRLQqRBK5uLCyv7Y3H92yvzcdgSleSZC/xetnNxiZ/nH9HJ/o6qWJMxLJFYeOibdoBkgc4Dg==
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

2026-09-17T10:20:02.352757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073887
observed 71b65f9d2c6b90b113df207d2591e193...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:02.332986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073887/manifest.json
observed a18f69ff31eefb533a6395620d383d1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:02.313053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073887/publication.md
observed 0d13f2d3e251d19114d9e4ccc55668a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:02.293380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073887/publication.txt
observed a555f236379506b8e2a4dab903c607fa...
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.