OpenTechnical

OT-2026-000073882

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000073882) never changes.

Identity and time

Publication numberOT-2026-000073882 · never reused
Internal UUID01a0ae93-2b8e-7134-9486-d10d14f5352e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073882
StatusPUBLIC

Content hashes

Canonical text6a616d5cf5f9fdb395493357ce476e80189b0b80eb38691d76d85ab1c69f647c
Markdown08d5b2428d3f2a12fe83d72381c8a56f3f143c60206197dd6788da902ae583bd
PDF
Publication page5a24116aae54fc49d394bc9e00f9c23f1d6a75d2e8733a7d644435043bee7e08
Manifest419639b0223edef79013caee010f198c74927d32829e9bf919606c58beebbb6e

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
Signature282CCY9hosrUYsuKiGfthL1Hl7N9vDKTQyAw6KiccPhnvaL1GMiU9pi/eDA3D4tqz1owaWv6KOU203LstlFRAg==
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

2026-09-17T10:20:01.949298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073882
observed 5a24116aae54fc49d394bc9e00f9c23f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:01.932009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073882/manifest.json
observed 419639b0223edef79013caee010f198c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:01.913759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073882/publication.md
observed 08d5b2428d3f2a12fe83d72381c8a56f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:01.894100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073882/publication.txt
observed 6a616d5cf5f9fdb395493357ce476e80...
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.