OpenTechnical

OT-2026-000101019

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000101019) never changes.

Identity and time

Publication numberOT-2026-000101019 · never reused
Internal UUID01a0aea3-c377-7701-800b-97cf37b4aaac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101019
StatusPUBLIC

Content hashes

Canonical text263279466c51ccaff7dc7afc4f9911cb731bdf70c44cea50f58e3418c63ac104
Markdown440af3897b524b5400726444ff040a8902d8d0d38f65b4d1309b0895a71f6e21
PDF
Publication page108d1fb669edecb1b773c9784485fe440681577871dcbbad8dc2c7082b0f8ea4
Manifest59dc318b38604a6a5ccec1c532e6bbcb9579ddd06b363fa62a56a01e8390692d

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
SignatureBony1+mn8DpqHiokNByAex+7gZTm0j8D0waijL3aA5c3r8V82xU+O8BKLrMn5Ffn68ZdUE2EabX+h18Vot2+Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:37.416341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101019
observed 108d1fb669edecb1b773c9784485fe44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:37.396837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101019/manifest.json
observed 59dc318b38604a6a5ccec1c532e6bbcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:37.374851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101019/publication.md
observed 440af3897b524b5400726444ff040a89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:37.355079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101019/publication.txt
observed 263279466c51ccaff7dc7afc4f9911cb...
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.