OpenTechnical

OT-2026-000079324

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000079324) never changes.

Identity and time

Publication numberOT-2026-000079324 · never reused
Internal UUID01a0ae96-0b90-79dd-a269-477765c3f861 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079324
StatusPUBLIC

Content hashes

Canonical text9c010ddd76b6b4a6092b311d9509bfee69ac1f6f8db7b440bc856564ccdce02c
Markdowne2c1ce8a11b5d00dd209418bed14363cece8485716f4ab2bbf2f2c868b5d3ea7
PDF
Publication page1af877117709491f357084a1d292fcb51976d36c77d4cae51a5cfaa3a052941f
Manifestf3fb1ce9bb318a5fce1fb6a3d21218659e54f07d34b8472ea5f94d51d140e504

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
Signature8tBp9EfCofax70/tqf5II0qkPEpp3TpeUZiYPMbyVXlt/xNHsAGCofbHZBlW6INEdkkOlBVlSjs6MUZvp3/UCA==
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

2026-09-17T10:04:56.163666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079324
observed 1af877117709491f357084a1d292fcb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:56.145646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079324/manifest.json
observed f3fb1ce9bb318a5fce1fb6a3d2121865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:56.124664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079324/publication.md
observed e2c1ce8a11b5d00dd209418bed14363c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:56.106028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079324/publication.txt
observed 9c010ddd76b6b4a6092b311d9509bfee...
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.