OpenTechnical

OT-2026-000082494

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000082494) never changes.

Identity and time

Publication numberOT-2026-000082494 · never reused
Internal UUID01a0ae97-8cc7-792b-9156-b21c848f9a71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082494
StatusPUBLIC

Content hashes

Canonical text6b2242c435a4e7bde63b3cee093c870bee885ee1f28c6c0fc32d61988737e5d1
Markdown6dac31c48eb92e58e1774b83901d5ed96145dafc5082fba49c362ce38adba8aa
PDF
Publication page695affca16d44890438f787077ce0d2e672a1f8c5e9432f9ec64796d7b33ff24
Manifestbaa819d2201622cb889bc381cfbc9e4eb40db6006ba32bb8a374bac2443dd512

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
SignaturewB41Gw9kPiMhI76JARS6e/c59jq8Tu3qeac749y0rtbaNHRD0MzfsvDtYn8/nSURLp/VJwoQK9qGM1pYTNMpAw==
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

2026-09-17T09:57:55.329034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082494
observed 695affca16d44890438f787077ce0d2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:55.312600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082494/manifest.json
observed baa819d2201622cb889bc381cfbc9e4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:55.297585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082494/publication.md
observed 6dac31c48eb92e58e1774b83901d5ed9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:55.281750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082494/publication.txt
observed 6b2242c435a4e7bde63b3cee093c870b...
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.