OpenTechnical

OT-2026-000058337

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line 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-2026-000058337) never changes.

Identity and time

Publication numberOT-2026-000058337 · never reused
Internal UUID01a0ae88-f398-7330-af9e-ab38e85d63bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058337
StatusPUBLIC

Content hashes

Canonical text661c250e6a3cc05bdba197be7c493a295d95f639904d57da36e4168e59522a20
Markdownfb8162abe2076cfb2b7bed89afc003d36ef4c85e80b461fcad1e66f80e9e02ee
PDF
Publication page088c669816d1428aedede48a3238efb15596f9cf1051de8799f8448388b7a56c
Manifestf3cd4129d62801faa1f9c34e32948797744970d6dbe983dc4755bd898f771c3b

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
SignatureR3FWYMnM7VxdOQlicdDFpIqOwyczeQyZ6yXrSUloo5fMeqT9vPtEr2mbJb9yYIGunn/swhVYAvVRvNZ1ZgBbBg==
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...

Independent retrieval

2026-09-17T10:46:44.901236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058337
observed 088c669816d1428aedede48a3238efb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:44.884514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058337/manifest.json
observed f3cd4129d62801faa1f9c34e32948797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:44.869432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058337/publication.md
observed fb8162abe2076cfb2b7bed89afc003d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:44.852515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058337/publication.txt
observed 661c250e6a3cc05bdba197be7c493a29...
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.