OpenTechnical

OT-2026-000056677

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000056677) never changes.

Identity and time

Publication numberOT-2026-000056677 · never reused
Internal UUID01a0ae87-7af6-7b77-8c42-fd11567074a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056677
StatusPUBLIC

Content hashes

Canonical text853272a55ac37e99093d488ea9d3b3863a8f141588bc8be8f4e0e66a4a9ec2a1
Markdownd465f2cad29c7113858a90b1fff600e7109867ceae6e1503fdf88ee705e93f2b
PDF
Publication paged3bffd1b0aaf37161e10ac9cda0480af15dc073a0ed20549ebf29d6f3d7f712e
Manifest786d8c9e1d4f9069ef18955d4bf7ccd0b31fbb525d116bb7a60f8228ca541f11

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
SignatureLQ0A7tDatiMwIMpjxQSUNMUlGR69BtKDcxkfyaJjPL178Sni8zxhO8WOEu4EqA075tnSd/sASXfGjf8mWJf9DQ==
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

2026-09-17T10:50:04.565259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056677
observed d3bffd1b0aaf37161e10ac9cda0480af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.547384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056677/manifest.json
observed 786d8c9e1d4f9069ef18955d4bf7ccd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.529617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056677/publication.md
observed d465f2cad29c7113858a90b1fff600e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:04.511247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056677/publication.txt
observed 853272a55ac37e99093d488ea9d3b386...
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.