OpenTechnical

OT-2026-000054517

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two 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-2026-000054517) never changes.

Identity and time

Publication numberOT-2026-000054517 · never reused
Internal UUID01a0ae86-1283-7a98-a757-05e9d08b6ed5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054517
StatusPUBLIC

Content hashes

Canonical text5016578adf4e5080b19faca438ccae561ef3cafc004ba2f56304f3ac2fa0a662
Markdown03fe8613109337b0dc5a8cfc1241ab5fb4ee57558250c69d633da04bbf4ae7f7
PDF
Publication pageea9dfa62718c4a5f97d1d2425308909dece095282144e9c6ca1b433dede31353
Manifestc34a0311573cbb3433584caf4bedd8cc93711cf6f9e7057bc6eb6c99e0b7a538

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
Signatureug0fHgzC5ZtwfN15UwO7l0YTOUil1BvSICLIIpMHTWM5oPPYYzu0f5KcM4lZZAI227Gr9fBwwj6lTAYBI+leCw==
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

2026-09-17T10:53:31.624928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054517
observed ea9dfa62718c4a5f97d1d2425308909d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:31.604496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054517/manifest.json
observed c34a0311573cbb3433584caf4bedd8cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:31.585270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054517/publication.md
observed 03fe8613109337b0dc5a8cfc1241ab5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:31.523707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054517/publication.txt
observed 5016578adf4e5080b19faca438ccae56...
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.