OpenTechnical

OT-2026-000016250

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000016250) never changes.

Identity and time

Publication numberOT-2026-000016250 · never reused
Internal UUID01a0ae6e-2d11-756e-9761-ee0f19eefcfc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016250
StatusPUBLIC

Content hashes

Canonical text7b77eec062995f5d6a7711f64eb0988c090f21ef5eb84865733d6d991676bab5
Markdown42b2cb71e3c7380a197d437d5c60e0206b11aa1d17e808c6438bbb8e06b11b67
PDF
Publication pageac744d25f8d87fe4abcdd6c1ed144986a3747cde639e059853b504d5c5bba6f1
Manifestaea525b2160f3c35c0d57fa8252a246711aa99812aa2b932dae4377ec5ffc7aa

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
SignatureKcQVE0/v/8kom+7lWMzvyODveyAMLEHE6yT6SLtYiz7mHF/8NH0ccbhlp9XAvQBliRwHCeRLVl9vV3aSh7mwDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:03:43.398137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016250
observed ac744d25f8d87fe4abcdd6c1ed144986...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:43.379645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016250/manifest.json
observed aea525b2160f3c35c0d57fa8252a2467...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:43.360330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016250/publication.md
observed 42b2cb71e3c7380a197d437d5c60e020...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:43.342491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016250/publication.txt
observed 7b77eec062995f5d6a7711f64eb0988c...
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.