OpenTechnical

OT-2026-000053927

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line 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-2026-000053927) never changes.

Identity and time

Publication numberOT-2026-000053927 · never reused
Internal UUID01a0ae85-b3a6-7f32-821f-43c2ec644b5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053927
StatusPUBLIC

Content hashes

Canonical texte522b58c055d76289e3365e3af55ad81e29d5093d67091c49e4646e5c4bfbc5a
Markdowna3793fd51b576d9b7a5a32610a5283d6c87d0910f65ef450e90387add9c095d1
PDF
Publication page2d580990e16f2f7012f115985e990726da5a142488e15defff9071ee3dead7ab
Manifest1cc4881fd162d2f2c38252f08175b5a638b4aaad2c8421b038965fe9fd596a27

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
Signaturek1RwYAxR3KFbIvh9nOchjD8jCeSwz1PuLbUQ7/CISgWv49NvEPhilRrjSfX4zeHKt2+lFGDQ6FqKM18g3I6SBw==
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

2026-09-17T10:54:10.162339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053927
observed 2d580990e16f2f7012f115985e990726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:10.143614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053927/manifest.json
observed 1cc4881fd162d2f2c38252f08175b5a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:10.125329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053927/publication.md
observed a3793fd51b576d9b7a5a32610a5283d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:10.108349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053927/publication.txt
observed e522b58c055d76289e3365e3af55ad81...
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.