OpenTechnical

OT-2026-000050432

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000050432) never changes.

Identity and time

Publication numberOT-2026-000050432 · never reused
Internal UUID01a0ae82-5c48-70dc-89a3-64274ea25f15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050432
StatusPUBLIC

Content hashes

Canonical text126704bbe5297f5cf1297ba0e6dd3703036aa950a29bbf250f250da4ae98d360
Markdown3af6aef043b2e871db2c18c6ee231f2b696a64b415823d4e81a823fc8e13c6de
PDF
Publication page1a91f64f44d1ff48ee1399fbacb43bf4b1b84d2fe0837c0bf8cccf0567962384
Manifest83d68ae59d0164d259fcc7f64c72c25336e234f3f543d0cf6a12ceea459cfb98

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
SignatureJ1VEtsoWG8Hxem3F5al+lOsOekBQXRJr4jnRql50+PVXmxbpgWugnmevnv/1Ndt/pHIyqbMsqHi9niU2+JSgBw==
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

2026-09-17T11:01:28.676777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050432
observed 1a91f64f44d1ff48ee1399fbacb43bf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:28.661776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050432/manifest.json
observed 83d68ae59d0164d259fcc7f64c72c253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:28.645015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050432/publication.md
observed 3af6aef043b2e871db2c18c6ee231f2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:28.628985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050432/publication.txt
observed 126704bbe5297f5cf1297ba0e6dd3703...
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.