OpenTechnical

OT-2026-000054726

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000054726) never changes.

Identity and time

Publication numberOT-2026-000054726 · never reused
Internal UUID01a0ae86-1284-72ad-b2b3-0eb7fb96bd3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054726
StatusPUBLIC

Content hashes

Canonical text1009e188c226a11168ab6707d8815b12bdfc452efdfac30848b71c6dc2a7a0b1
Markdown3ca0a95f1293d8b691e1c9471f24d152f1ff1d50914b13c094bebe0bef21f042
PDF
Publication paged9158e2daf28167f97242eb73c51c643cdc47a670c4faabd3039fe2b6fb65ed0
Manifest8c5e3dc8f93a58bca836c13c0c27beab4fd38cd53876f30e73c6b6ca81437ead

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
SignaturediU72xZTY8lND/2a8QiT3gq/YPrQeFGFOEuHaGVKTdvDKODTNnSw6+WtP8Hx5xADZwU6K+MimB+OQBkv6aa/Cw==
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

2026-09-17T10:53:54.538092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054726
observed d9158e2daf28167f97242eb73c51c643...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:54.519476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054726/manifest.json
observed 8c5e3dc8f93a58bca836c13c0c27beab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:54.496364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054726/publication.md
observed 3ca0a95f1293d8b691e1c9471f24d152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:54.286702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054726/publication.txt
observed 1009e188c226a11168ab6707d8815b12...
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.