OpenTechnical

OT-2026-000062801

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000062801) never changes.

Identity and time

Publication numberOT-2026-000062801 · never reused
Internal UUID01a0ae8c-6389-791c-87b3-15beda79dc84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062801
StatusPUBLIC

Content hashes

Canonical textaf134f76a51d7185cdcc1a4ce2eae518875623717933c00ca89160086b44434f
Markdown5a6366adb28212cabbe2d70846775a17cf482a1f36a3aa2a517a07b81c9a347d
PDF
Publication pageab27144430b4ced26ea8dd6cd90314fdc876770660aca2890432aee87d4eddad
Manifest8995de38fe1baaebab222cdae06951338bd317e9b1d1c2a2e5156df69448e828

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
SignaturelkxyzEwQnbEBBut1Lg5W3ibd2FBwoB3DzCSBpl2R7JEl0rJ5yIRwG3wjq+LcQ8GSbObvSRTopsg1ZQjlN6YWCg==
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

2026-09-17T10:39:23.679893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062801
observed ab27144430b4ced26ea8dd6cd90314fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:23.660371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062801/manifest.json
observed 8995de38fe1baaebab222cdae0695133...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:23.643139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062801/publication.md
observed 5a6366adb28212cabbe2d70846775a17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:23.624299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062801/publication.txt
observed af134f76a51d7185cdcc1a4ce2eae518...
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.