OpenTechnical

OT-2026-000062841

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000062841) never changes.

Identity and time

Publication numberOT-2026-000062841 · never reused
Internal UUID01a0ae8c-94a7-7ff4-b63d-d2bc85b815d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062841
StatusPUBLIC

Content hashes

Canonical textf5fba4ae436e39bbb6db4f60ea5f3b8dd2f986e27b636c0a07c14bbe5c7025a0
Markdown05efa7ef992712edcaac18d23cb2c36df399c097d87c97aa05b0ae2970a2a131
PDF
Publication pageeb138547c8a0835b46daa345421528cb53ad4ae499a1c7f768d71e793c53c127
Manifest524823d6e6ac451dcc03904961dffaf7c4431aaf93c8e3ec0fa8932d4742ef8a

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
SignatureNF32zMPw4lYIns3ZA67eNIXSGXEGSpzP076l5GlKuChfXifYym9l1Vevve6IMNJX9nDbvgXk8Ehp1z7CeffhDQ==
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

2026-09-17T10:40:10.695545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062841
observed eb138547c8a0835b46daa345421528cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.675516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062841/manifest.json
observed 524823d6e6ac451dcc03904961dffaf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.654331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062841/publication.md
observed 05efa7ef992712edcaac18d23cb2c36d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:10.635098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062841/publication.txt
observed f5fba4ae436e39bbb6db4f60ea5f3b8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.119170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062841
observed eb138547c8a0835b46daa345421528cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.101571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062841/manifest.json
observed 524823d6e6ac451dcc03904961dffaf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.083109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062841/publication.md
observed 05efa7ef992712edcaac18d23cb2c36d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:32.064893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062841/publication.txt
observed f5fba4ae436e39bbb6db4f60ea5f3b8d...
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.