OpenTechnical

OT-2026-000054036

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000054036) never changes.

Identity and time

Publication numberOT-2026-000054036 · never reused
Internal UUID01a0ae85-b3a7-7a39-8523-145fc0c512f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054036
StatusPUBLIC

Content hashes

Canonical text13106ca7892927ff4ce3b4d6a7c31434dc1d493109a0366d5e5a31f405c71cc1
Markdown59c8b04feeaf1c7a04bfaf03b3095b4a5d6e438483f459ac4101f950833bfaa9
PDF
Publication page078262d07102e79b881fd4434085d0a4c1ff09ded9bf1b081e55a8e013ef6c89
Manifest3ee362e445aea6ab641687b645fc1872053291ee37f2a9f2b98a6673717f2b56

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
Signature0uxPq6Xa5iWzC03GchljtEMGKXy5yNEdMSC0n7F+XMxS+7CiqW5Uo+cEOhqzg908Jg7NwD3q8uDysdxShDs+Dg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:24.156521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054036
observed 078262d07102e79b881fd4434085d0a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.138208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054036/manifest.json
observed 3ee362e445aea6ab641687b645fc1872...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.120400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054036/publication.md
observed 59c8b04feeaf1c7a04bfaf03b3095b4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.101680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054036/publication.txt
observed 13106ca7892927ff4ce3b4d6a7c31434...
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.