OpenTechnical

OT-2026-000085124

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, sustained 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-2026-000085124) never changes.

Identity and time

Publication numberOT-2026-000085124 · never reused
Internal UUID01a0ae99-43b9-7d64-86dc-b2a39b2d793f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085124
StatusPUBLIC

Content hashes

Canonical text25630586fd62eab442d85219ae696d9f3a973339c6163e5d0e71d07426cbdec5
Markdown619bb14c617bb2ce06c775e3ab92e7845f06057e327a010298d12930e56054de
PDF
Publication page1c8725722392d6dc522796234a2ad6239114428d78d5f4c28c57c91517f65c32
Manifest8f05c654808b132cce3b4f12d6dbd622ad66cadf3abd6ce873cba4c03486ea4c

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/CSNXnhDq1lqm4GQUCHVMgYeWgqWEMVD1tFrARaJOq/WyWURa4XFuJzVNh2Y1Od3VOfaMZ//uHguVNtysS6aCA==
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

2026-09-17T09:55:11.852987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085124
observed 1c8725722392d6dc522796234a2ad623...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:11.835734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085124/manifest.json
observed 8f05c654808b132cce3b4f12d6dbd622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:11.819028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085124/publication.md
observed 619bb14c617bb2ce06c775e3ab92e784...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:11.803224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085124/publication.txt
observed 25630586fd62eab442d85219ae696d9f...
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.