OpenTechnical

OT-2026-000062130

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, vented after 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-2026-000062130) never changes.

Identity and time

Publication numberOT-2026-000062130 · never reused
Internal UUID01a0ae8b-b8b0-7a27-b254-6c9b2cf99e4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062130
StatusPUBLIC

Content hashes

Canonical text2ddf64b79082af37ef128371f8cc32c61d115254195810ec2691dcb8757fd358
Markdown5b556d4c1884166f9d53e51162a798af413ce366891e396a08cb7c9648c46d84
PDF
Publication pageb510172f204162917bc713603f5560389dc40f6eaaaa78ee9d72bd74ecfdf929
Manifestf6a2a610baf044c34159eb246f3fb59c231e677ff546a55ae3ddaabe15ac95ae

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
SignatureH6o2lD8OR4VbWosBmAWPYyV/oK1XjU3QJHYvo6rGj0AyJ1yCe3z2c5VW9M8+mqw7zKK7jSni7j/mk8Iq6QRFDA==
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

2026-09-17T10:41:11.749632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062130
observed b510172f204162917bc713603f556038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:11.731567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062130/manifest.json
observed f6a2a610baf044c34159eb246f3fb59c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:11.713522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062130/publication.md
observed 5b556d4c1884166f9d53e51162a798af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:11.695676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062130/publication.txt
observed 2ddf64b79082af37ef128371f8cc32c6...
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.