OpenTechnical

OT-2026-000058355

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000058355) never changes.

Identity and time

Publication numberOT-2026-000058355 · never reused
Internal UUID01a0ae88-f399-7817-a0fe-12c1a0893ff7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058355
StatusPUBLIC

Content hashes

Canonical text65b5daa9e11bcaffd258b681b0f2d251beb548397e10344a3829f50d3c44435e
Markdown6be9a8cbb11b24c7a1639be70cdbb5ccd5f691a61fb66215e730b690c17d2036
PDF
Publication page3c7d933dfd4b0304233b0219f2a6beb2d14fc5e611cc0649953a0c7c67c5e1bd
Manifest520fd3145f08614b870fedc78947a0744d4f54a9e7d47ea074b1071784a5fdbe

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
Signaturej0/Gz16l74xQN637Ke58SVGmZUzDD9hqeH0TirfG4cIbSxjRn/S0kU5YXizdxWV8DFaorYb+KbvukRxHA/2cAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:46.167086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058355
observed 3c7d933dfd4b0304233b0219f2a6beb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:46.149735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058355/manifest.json
observed 520fd3145f08614b870fedc78947a074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:46.131813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058355/publication.md
observed 6be9a8cbb11b24c7a1639be70cdbb5cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:46.113676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058355/publication.txt
observed 65b5daa9e11bcaffd258b681b0f2d251...
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.