OpenTechnical

OT-2026-000068467

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000068467) never changes.

Identity and time

Publication numberOT-2026-000068467 · never reused
Internal UUID01a0ae90-2481-7d7d-8075-468005699842 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068467
StatusPUBLIC

Content hashes

Canonical textd6fc574cc048edc6dfd582f542961d8d26a7a63dcf478dc2b5fd34a73afe5f0a
Markdown671082341be36f6663b89ca7ac72e0637dedbc6f7f5e7c736863949049be9c4d
PDF
Publication page191be1db2c698f024e23c974379d339ad126135883881e50367419718d2d679f
Manifestaff6665c6e18027e41ed757cadd18e23754982406d3f1fd33922fee557b297df

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
SignatureN7nNLbBHB4H5SawKylX58AUx0HDGTmIOZgZwYMc755wrMCkyxblgiwNFIpqPh7jFDE8GJ67cJQ4QvwKm6Ry+Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:29:37.013679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068467
observed 191be1db2c698f024e23c974379d339a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.996524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068467/manifest.json
observed aff6665c6e18027e41ed757cadd18e23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.978806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068467/publication.md
observed 671082341be36f6663b89ca7ac72e063...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:36.959960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068467/publication.txt
observed d6fc574cc048edc6dfd582f542961d8d...
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.