OpenTechnical

OT-2026-000076086

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000076086) never changes.

Identity and time

Publication numberOT-2026-000076086 · never reused
Internal UUID01a0ae94-6a6e-7fe5-94b2-c2b09290d096 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076086
StatusPUBLIC

Content hashes

Canonical textb822f13720c420c2d8012f43e983ee22361cdeef84c59c5f551402854f3d6099
Markdownb0e11e93e8260faac98c43d24db99c713d41b91b61a971a1050a2d3d748e338a
PDF
Publication page37a6b1a34172b6401f307a136c48221abdc2732d784943a5736e4b0ab8f9c377
Manifest8562d2a3d63755e26e5c0cd43450ed640dfcf988b17b2b12ec9c2465be7c8b11

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+uekl+tMLIIMatzwtJFL8LoPO6gv245L6bFPfT4Vpb4WGPamGAXLIFefhGRW0otdbn/q1IYH2oLAOxKbpUXGAg==
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

2026-09-17T10:10:54.800282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076086
observed 37a6b1a34172b6401f307a136c48221a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:54.781324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076086/manifest.json
observed 8562d2a3d63755e26e5c0cd43450ed64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:54.762630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076086/publication.md
observed b0e11e93e8260faac98c43d24db99c71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:54.742779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076086/publication.txt
observed b822f13720c420c2d8012f43e983ee22...
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.