OpenTechnical

OT-2026-000055770

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000055770) never changes.

Identity and time

Publication numberOT-2026-000055770 · never reused
Internal UUID01a0ae87-09cb-7ec4-bc53-ad8ac2c8ac68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055770
StatusPUBLIC

Content hashes

Canonical text1a654266530175b721fffa1fb78aafbd125eb1f62e1c72a2e243167f56713c70
Markdown6005b75ca7f7dc338383afae2a8c206deda80b9af29ae4e2279419e268b4c746
PDF
Publication page5923349163f27213e03596ac6a94e8836a4623e342f040d6882d62c3942ad155
Manifest47e510f412b7a2af215378f47d69edb20bfa871fec03165625dae43feb26f1ad

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
SignaturegpvrKCg+jQ8AgZOQkvvR/FuDPgcifuFUo/C1eUDkBUo6g5t/OhaRlhb5Sq5oo8vv282Af0vK5KhLrg3D63KNBg==
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

2026-09-17T10:51:07.639303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055770
observed 5923349163f27213e03596ac6a94e883...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:07.621149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055770/manifest.json
observed 47e510f412b7a2af215378f47d69edb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:07.568977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055770/publication.md
observed 6005b75ca7f7dc338383afae2a8c206d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:07.517011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055770/publication.txt
observed 1a654266530175b721fffa1fb78aafbd...
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.