OpenTechnical

OT-2026-000054045

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000054045) never changes.

Identity and time

Publication numberOT-2026-000054045 · never reused
Internal UUID01a0ae85-b3a7-7a5e-b04e-5ed5f41888e7 · 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-2026-000054045
StatusPUBLIC

Content hashes

Canonical text135ad7b656e227c4672cee3ed73a6a5cb9d24b14d6b91d345dd49ae3e9c8f231
Markdown3c2b99f279d412585d8f46ceaa9c2eb6c462078cc1df3d92e07cc2f71aaa014d
PDF
Publication pagefc162b90773c759f1d70a5badcd9d9823046428f4aa041aeaba42c813e680514
Manifest972c4c04442d32a7428fc3e326da879ebf84cbf538603e1b50d33e89b3a15318

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
Signature7X3lS5z5dDKxiMSnDKdPaEVoif9e5N6Vwc8+hylB0/YU57S7qyT6Rf09gB6ZaDd/N7g2GVYScgZP1jDgNYEpDw==
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

2026-09-17T10:54:24.942362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054045
observed fc162b90773c759f1d70a5badcd9d982...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.924401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054045/manifest.json
observed 972c4c04442d32a7428fc3e326da879e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.907087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054045/publication.md
observed 3c2b99f279d412585d8f46ceaa9c2eb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.890278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054045/publication.txt
observed 135ad7b656e227c4672cee3ed73a6a5c...
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.