OpenTechnical

OT-2026-000055546

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented before set-down, on a tool changer

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-2026-000055546) never changes.

Identity and time

Publication numberOT-2026-000055546 · never reused
Internal UUID01a0ae86-a102-7fe5-8d1c-781816131eed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055546
StatusPUBLIC

Content hashes

Canonical textba9b61dfa521732dbbb48c7ad643ae1e294a67afd1420772dc223dbb30bb8a98
Markdown3f120e5c344645f504fc3bc006c5e7e248e4003c137339c36f22e8f1507dd3b6
PDF
Publication page9785e894472c24d1339c2a2f488f00136c43cd4cbd6f02097b757bb113370953
Manifest5a4c75b96b8f3fff75d17639086c3e5fb468f507557ecc16bcd84664f739c711

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
SignatureGMakM/YUbBsCG5KiV9jstBWK+pN2hOPFOb0v0JvknfHbuGEII9QOwBurrH7r4qQBFL2OmiAhThoDZZHbuiLpBQ==
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

2026-09-17T10:52:45.880394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055546
observed 9785e894472c24d1339c2a2f488f0013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:45.861266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055546/manifest.json
observed 5a4c75b96b8f3fff75d17639086c3e5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:45.841183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055546/publication.md
observed 3f120e5c344645f504fc3bc006c5e7e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:45.822673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055546/publication.txt
observed ba9b61dfa521732dbbb48c7ad643ae1e...
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.