OpenTechnical

OT-2026-000049966

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000049966) never changes.

Identity and time

Publication numberOT-2026-000049966 · never reused
Internal UUID01a0ae81-fd77-7347-a36a-b076dcfbfcd0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049966
StatusPUBLIC

Content hashes

Canonical textb668196121073514ec8634f7cc3c4d5f97fc0e227b0a68278e196b58894db2bd
Markdown772fa7310fd2c7c26f491ed117a6a3e35573e6fcc5126800a6f162131d2c2170
PDF
Publication page18f0431b13d9727826705784996371999112e1a83bd9c25d00a70f94556d6e3c
Manifest0f3529319c1f75d412b729eff3df5c3473acb366c85049f6c771742304f1f931

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
SignatureHFTMxboggGNY7PuWTTT5myJ5ZjhZs3yEfAy1XMJ0fjr7j5qLzhcqjNRnmtXxxpkwiAmLB4VcSerwEXCMuR7EDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:54.770697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049966
observed 18f0431b13d972782670578499637199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:54.751997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049966/manifest.json
observed 0f3529319c1f75d412b729eff3df5c34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:54.733620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049966/publication.md
observed 772fa7310fd2c7c26f491ed117a6a3e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:54.712456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049966/publication.txt
observed b668196121073514ec8634f7cc3c4d5f...
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.