OpenTechnical

OT-2026-000056355

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two 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-2026-000056355) never changes.

Identity and time

Publication numberOT-2026-000056355 · never reused
Internal UUID01a0ae87-4bd2-771c-9766-5bf3b00545bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056355
StatusPUBLIC

Content hashes

Canonical text9708cc941544611658403278cee1c0bdfd93f41091b507e1567fc1a8423455c8
Markdownef96552928831c236be4fdd7efed1f7d4747ff923b5130ce07fc4d862fc24bd0
PDF
Publication page988245e6db5b4361a2279480944c1113ceb31a51b1b4d5416cd857c1bee4773c
Manifest67c785f6dd1a0f2ad71539d4f878f4e9432a3c6afef335a258538c40fb7f4adc

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
SignatureQXl2S1m5dvsPyYRO0hM6nsY7cgftOGN5inuGR6yJ624zU3StzxTXyV+GjQAUEEWPm/OllWrL45JfhFCA/3wrBg==
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

2026-09-17T10:50:52.063777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056355
observed 988245e6db5b4361a2279480944c1113...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:52.042595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056355/manifest.json
observed 67c785f6dd1a0f2ad71539d4f878f4e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:52.023748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056355/publication.md
observed ef96552928831c236be4fdd7efed1f7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:52.005403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056355/publication.txt
observed 9708cc941544611658403278cee1c0bd...
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.