OpenTechnical

OT-2026-000057635

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000057635) never changes.

Identity and time

Publication numberOT-2026-000057635 · never reused
Internal UUID01a0ae88-2694-79a3-a276-9f0a797cd7e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057635
StatusPUBLIC

Content hashes

Canonical text0d356a6339d24223ef2673241c8824e7ba95fe55a1eac427b66bf640ba922f94
Markdown1c98ff86f318b494eac51e8679faaff3eaafbd4efb4b3921c13781e9ceb1e61c
PDF
Publication pageeef5b25e91d64e2ae13a61cb6fab51d21828d19a3147dada34b6f3b10446fbbf
Manifest6a53a695cb3b6983eacaea150b00b090cc37c9bce2d2a2554ff36b48c96f04d1

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
Signaturehv1IseV/RWMY42+Ux6+0pqzGkVVrEZyv0r0b4gZaJvChLYRVMfEf645guAExhegGQ4fUmwyzC225PmNRMMG1Bw==
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

2026-09-17T10:48:11.858982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057635
observed eef5b25e91d64e2ae13a61cb6fab51d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:11.840558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057635/manifest.json
observed 6a53a695cb3b6983eacaea150b00b090...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:11.823933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057635/publication.md
observed 1c98ff86f318b494eac51e8679faaff3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:11.805454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057635/publication.txt
observed 0d356a6339d24223ef2673241c8824e7...
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.