OpenTechnical

OT-2026-000037268

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000037268) never changes.

Identity and time

Publication numberOT-2026-000037268 · never reused
Internal UUID01a0ae77-b8cc-7307-afd0-4d7deb42f0b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037268
StatusPUBLIC

Content hashes

Canonical text4664502c4827c8aac809368e587fc4218bb38e21581d209f4d94039b796bd1c4
Markdown04b78721a8026db65e4cc8bf9109c90b8d832079f06716de7ad3d258d88fe20d
PDF
Publication page89a2462f6f3cd5808ef05561128876853103941909792f19b2763c6bcb6c486a
Manifest7f56c85b299ab5c920ce82e6d84c5d5a6fe6256cb0d6a4d7dfbe18d06e655772

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
Signaturexig9/AtqZZaa/w7FfmSAbnJ3EEN9Xg2SO1hBW9TamrPoSumOE11pOg84wwxJhG1z6LksaPJnHTfMkI9k/0eeAQ==
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

2026-09-17T11:23:32.726728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037268
observed 89a2462f6f3cd5808ef0556112887685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.708409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037268/manifest.json
observed 7f56c85b299ab5c920ce82e6d84c5d5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.688684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037268/publication.md
observed 04b78721a8026db65e4cc8bf9109c90b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:32.670181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037268/publication.txt
observed 4664502c4827c8aac809368e587fc421...
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.