OpenTechnical

OT-2026-000058671

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000058671) never changes.

Identity and time

Publication numberOT-2026-000058671 · never reused
Internal UUID01a0ae88-f39d-79df-9c98-43653bdb8b19 · 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-2026-000058671
StatusPUBLIC

Content hashes

Canonical textaceb4d8d456ec07de3b85637f2887c63e696ae1298ff9a1ed219df1ded8fa8d3
Markdown4985d0a9092b0e56a803a6dc9644cc2714141435b5cff1bf4b7304fda758d88d
PDF
Publication page60364973a1e1171a7067062f7ebebb91c2aea4d52637337d34744f5e2740159f
Manifest81985205f79544757f2e947f7ce508fe2fbb6e32f2ad17de3e82979de629bb03

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
SignatureyZUHtZfUbZFf5ZcePmuvqKa6gkvvae3MXvOS2qe5eERSnH9W9sDt7Akx5clqcIOBVnk7nxA55pb4AJWoAkopBg==
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

2026-09-17T10:47:11.379725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058671
observed 60364973a1e1171a7067062f7ebebb91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.362918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058671/manifest.json
observed 81985205f79544757f2e947f7ce508fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.346031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058671/publication.md
observed 4985d0a9092b0e56a803a6dc9644cc27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:11.327384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058671/publication.txt
observed aceb4d8d456ec07de3b85637f2887c63...
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.