OpenTechnical

OT-2026-000037840

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000037840) never changes.

Identity and time

Publication numberOT-2026-000037840 · never reused
Internal UUID01a0ae77-f889-7516-9aa9-3e39a02f586a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037840
StatusPUBLIC

Content hashes

Canonical text9b8fc1b23d6b414f3c79bd647686eb0bce526624b6e5b10b7dcbcd52454b7d0a
Markdownc9bce67ca45e4a2a8b41d336a8906ac71c85b715765557cb999b79b62b65434c
PDF
Publication page9e6673576287a90d0937441bb2db93c231a4ab9a20461218307a589d31d0c084
Manifest61f90b870e475e04610ea4d472ed9f8b63afba363615589c4288e67f2a672fe4

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
SignatureFaarjraaSXzDwYCSp88w5lRQla7PfBouEjzAQp3o4D8fFQ7HaaWkKUcJRi3SNgS3/8asc4KendG3M9mW4rD0DQ==
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

2026-09-17T11:23:05.700752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037840
observed 9e6673576287a90d0937441bb2db93c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.683154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037840/manifest.json
observed 61f90b870e475e04610ea4d472ed9f8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.665204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037840/publication.md
observed c9bce67ca45e4a2a8b41d336a8906ac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.648540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037840/publication.txt
observed 9b8fc1b23d6b414f3c79bd647686eb0b...
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.