OpenTechnical

OT-2026-000058035

Publication integrity record

Three cup vacuum gripper, three 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-2026-000058035) never changes.

Identity and time

Publication numberOT-2026-000058035 · never reused
Internal UUID01a0ae88-6eda-7652-b3a5-327c985c4400 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058035
StatusPUBLIC

Content hashes

Canonical text1c6f376a186c0ccc40475347fa29f5666ea8a614f7a907324df413b0ec74e8f1
Markdown1447a6273bd805adaa8d00844d8b767912605927f7a0a160f36f143fcdd55ecd
PDF
Publication page5d784d4610550ec6cbe84d8fdb2a1f373c910128e1c1a5cbaf3705afcc19372e
Manifestf7bc932d0c9b6dbd0f68ce29336b941d30412be410916d0842a988389923d58f

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
Signature7kT2z66TQRJEwboFExo0oLmfi2fWHh5jGEFip3kxr3GdoCWZotRAS85YVCE223EnvRMrbT9yo6jmNOdpugD6BA==
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

2026-09-17T10:47:40.841653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058035
observed 5d784d4610550ec6cbe84d8fdb2a1f37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:40.823080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058035/manifest.json
observed f7bc932d0c9b6dbd0f68ce29336b941d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:40.804613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058035/publication.md
observed 1447a6273bd805adaa8d00844d8b7679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:40.787693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058035/publication.txt
observed 1c6f376a186c0ccc40475347fa29f566...
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.