OpenTechnical

OT-2026-000037128

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000037128) never changes.

Identity and time

Publication numberOT-2026-000037128 · never reused
Internal UUID01a0ae77-7741-7685-8e3c-7aaea3e31b40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037128
StatusPUBLIC

Content hashes

Canonical text5ca1c6b24b03a182d6774711be6f16451818244229b33a77569ee199cb150766
Markdowne1b112ae46139793928a2f07f4689ca2599c48d49ccaba82bb5a8782cd141894
PDF
Publication pagea0ff7a2f0f3efa6e24705f33f321d01e9a1eb43d10f38c21667032c8113da02d
Manifestd2cab3a83265f1b7aa4fbace5a11c5ef3516dba96cf7c1b31e3c148ff34dbc3f

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
Signature5gfdIEOwqjGiGamRb2ky/36RMMMpxtR7xbDrafqXqq9q/Nww4Qu8hCQbEVBC6BJrSPxhfn+1STnhe5GbjMKNBQ==
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

2026-09-17T11:25:00.046127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037128
observed a0ff7a2f0f3efa6e24705f33f321d01e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:00.030654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037128/manifest.json
observed d2cab3a83265f1b7aa4fbace5a11c5ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:00.014576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037128/publication.md
observed e1b112ae46139793928a2f07f4689ca2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:59.995435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037128/publication.txt
observed 5ca1c6b24b03a182d6774711be6f1645...
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.