OpenTechnical

OT-2026-000038760

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000038760) never changes.

Identity and time

Publication numberOT-2026-000038760 · never reused
Internal UUID01a0ae78-769e-78e9-ac6f-35bf8f9fc9b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038760
StatusPUBLIC

Content hashes

Canonical textb8d2389c58b1df1a031cbb40f41881334971c6b22571495bee190afc06926edc
Markdownbf1b95493b23070d53dcab176c12cde5e15aef8ced36f6e37f18585f110d82ba
PDF
Publication page1539534680cde7bfbd175b17e2b1dbe34406cab9d74f06b51d0247fb57faff3a
Manifestd4c10398d67a26103fe34838f13c849b5bbf7c97f25b3201d719dbb541052710

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
SignatureH+MHYuuiySB8lFK+odGQ6SYxzYlq+YdwgPWJtE0ekkVnwmRjRkWHtBByfZDs9Je263d7X4sWjM+Eix71wCZmAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:21:17.967560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038760
observed 1539534680cde7bfbd175b17e2b1dbe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:17.944180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038760/manifest.json
observed d4c10398d67a26103fe34838f13c849b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:17.925223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038760/publication.md
observed bf1b95493b23070d53dcab176c12cde5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:17.903923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038760/publication.txt
observed b8d2389c58b1df1a031cbb40f4188133...
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.