OpenTechnical

OT-2026-000037566

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000037566) never changes.

Identity and time

Publication numberOT-2026-000037566 · never reused
Internal UUID01a0ae77-b8cf-7095-a96d-f3f9e25cedd0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037566
StatusPUBLIC

Content hashes

Canonical text3d400e56df9ee6731d8cdd686d11a2c42eaecd84a8c0bd6b9469fec4a0fe7e95
Markdown4591fcb1030ab4b36d298e3ec19fd6e2c2d6b0e093ae9f6451097b71769ccb4f
PDF
Publication page8ab163ca7cdd4b61485162e95b6894ed5be8caf527b73b49d62b27a38b99af2c
Manifest852f5567aa7368862a478fb183ed7af31ed297bd351d4dff2a023267865cc34b

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
SignatureM/PGA/c5f/1WCGAFiV4NKaaswBGUcUTMsm1/pxi5Su7COpZgjqtSQe7eNOnOBpXqpYoHVNQfNybSnGIVRuPVAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:24:06.650149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037566
observed 8ab163ca7cdd4b61485162e95b6894ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.630811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037566/manifest.json
observed 852f5567aa7368862a478fb183ed7af3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.612555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037566/publication.md
observed 4591fcb1030ab4b36d298e3ec19fd6e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.595749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037566/publication.txt
observed 3d400e56df9ee6731d8cdd686d11a2c4...
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.