OpenTechnical

OT-2026-000080486

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single 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-2026-000080486) never changes.

Identity and time

Publication numberOT-2026-000080486 · never reused
Internal UUID01a0ae96-7e78-7df8-a867-16b3c6c84365 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080486
StatusPUBLIC

Content hashes

Canonical texte5305b8ddab011b733c41c7ce0262714aa59de7f118552da8de32006dc6b936b
Markdown6de0648f2230ab44a974fe622e45dbd9ae7dfbb96450ca35600698a7127f2c83
PDF
Publication page2a314f491ae2a604786dac98e8f5fba6ac62694f89fc8bcbf2b2f74b3527f74d
Manifestc72f84b137f67f89783cfb570512f7cd2a4ebd680ea6cf35dd0e3951f8dd6939

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/tDU6pCZL9wgEnxTr9vyfGcf6AvwfFF2jFbJZjqHMjzAV2ggVqAE/+ZKzF8u2OLh9KIpLfsijGXiWlujddotBw==
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

2026-09-17T10:03:00.508350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080486
observed 2a314f491ae2a604786dac98e8f5fba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.490104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080486/manifest.json
observed c72f84b137f67f89783cfb570512f7cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.470346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080486/publication.md
observed 6de0648f2230ab44a974fe622e45dbd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:00.451037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080486/publication.txt
observed e5305b8ddab011b733c41c7ce0262714...
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.