OpenTechnical

OT-2026-000006620

Publication integrity record

Bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000006620) never changes.

Identity and time

Publication numberOT-2026-000006620 · never reused
Internal UUID01a0a961-9a7e-7ee4-bf78-265ece61c914 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:42:21.184931Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006620
StatusPUBLIC

Content hashes

Canonical text362a886cad10ce05b194bf0cca7bdbaa96732a8322491947c8336dc4ba6e322f
Markdown219bde358ae2d9ea2075595d25974dc4244b6d5e63749c7f467067ec979caf61
PDF
Publication page0180a08eb1d680a552897ad9378ef77b8a065ca648d78ab7f98d9690c9024c79
Manifestc6b94379432e5d8ab7b332ad92b6767f803589e927d824868672d9945df00fd7

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
SignatureGkDKJpTGKV7ixfLk+D3yT6dYkeA1IGJmy+5mc4HryzygSJumCodgiMvi1CpLQPRePzizhcEvypaxWoEqfshRDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:50:24.459066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006620
observed 0180a08eb1d680a552897ad9378ef77b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:24.444401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006620/manifest.json
observed c6b94379432e5d8ab7b332ad92b6767f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:24.431002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006620/publication.md
observed 219bde358ae2d9ea2075595d25974dc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:24.416646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006620/publication.txt
observed 362a886cad10ce05b194bf0cca7bdbaa...
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.