OpenTechnical

OT-2026-000051714

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000051714) never changes.

Identity and time

Publication numberOT-2026-000051714 · never reused
Internal UUID01a0ae83-7c83-7b4c-8b96-129c1b0c0181 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051714
StatusPUBLIC

Content hashes

Canonical text55a7f483973c6fb7e3e46ff3d85884a1cb9aa2fe541349dc9fdc29630b60f326
Markdownd2268c0c22d9416304d1f7e5998c7a1ff83757198ef3588148606d01f5e076ba
PDF
Publication page309a5f4079b06816778a92de5c77ea8d543b9183d33796ecb1a4daea73ff4bff
Manifest20d09955a293834344d6dc2d3b89a92e2740c529fe48ff557bc41cf2f706aead

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
SignatureVbyNTmaZwko+3cTZUdyazsuwe23aP9T0xFCIcOQ8WJEnZuCkJATrBnmc6kjv8MPRj+6n0eN5NtlTvg78RudWBA==
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

2026-09-17T10:58:35.915895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051714
observed 309a5f4079b06816778a92de5c77ea8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.896662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051714/manifest.json
observed 20d09955a293834344d6dc2d3b89a92e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.876490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051714/publication.md
observed d2268c0c22d9416304d1f7e5998c7a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.857439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051714/publication.txt
observed 55a7f483973c6fb7e3e46ff3d85884a1...
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.