OpenTechnical

OT-2026-000073923

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump 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-2026-000073923) never changes.

Identity and time

Publication numberOT-2026-000073923 · never reused
Internal UUID01a0ae93-2b8e-7d13-9337-dd27b04dfab8 · 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-2026-000073923
StatusPUBLIC

Content hashes

Canonical texte1f24e26907224f2148cee3474b0ff2d58423884acc755c6b6afdb9f5b0bd500
Markdown9658fd91f521e56875fd1eb0d382a9a973f5c4ecb662098816b5fcf17e815609
PDF
Publication pagef122b54865480f5f17be5e3207c95d5854e039f11edb5509b00859fb927e399c
Manifestcc54cc19750a952ef6a11ec877c7593c5db52cb5bb2c888e53ab20793e6a4145

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
SignatureovifXn0Ws6Bt2UJDq2ErLLRv1ElBiUS0v5uhB9zeEn1OpcRaDzgkMt7LJ8OFfSRbpRYQLZ6pY/hL9Q/9+e/LAA==
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

2026-09-17T10:20:12.126040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073923
observed f122b54865480f5f17be5e3207c95d58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:12.102950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073923/manifest.json
observed cc54cc19750a952ef6a11ec877c7593c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:12.083785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073923/publication.md
observed 9658fd91f521e56875fd1eb0d382a9a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:12.059931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073923/publication.txt
observed e1f24e26907224f2148cee3474b0ff2d...
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.