OpenTechnical

OT-2026-000067714

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three 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-2026-000067714) never changes.

Identity and time

Publication numberOT-2026-000067714 · never reused
Internal UUID01a0ae8f-6bdb-711c-9d9c-8d963eec1f05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067714
StatusPUBLIC

Content hashes

Canonical text5bc78d86edf75da4678ecf3d79c40075724d667a649311a3831b74013f3555d8
Markdown3090686a360a28431a496664b8ffd0a1afa96675b44cd9310dd022becd14487c
PDF
Publication pagecfd4f6063ede66b3790c4e8a053bccbd112a6d41df72139f17a238da58f8c320
Manifestba04846d8a902cf334d20cfa8b23e9e1e022986cabc7a4e23e500ccd7b88806f

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
Signature/qApw6StKpxK/A5rvujAYCdMKCsMDCwODC4XX5Dhuqa1x4BwkPufaT6ARvCr2iuuHbfWBORocC8Mk3F/XkBUBQ==
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

2026-09-17T10:32:03.774042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067714
observed cfd4f6063ede66b3790c4e8a053bccbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:03.756000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067714/manifest.json
observed ba04846d8a902cf334d20cfa8b23e9e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:03.738950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067714/publication.md
observed 3090686a360a28431a496664b8ffd0a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:03.722535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067714/publication.txt
observed 5bc78d86edf75da4678ecf3d79c40075...
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.