OpenTechnical

OT-2026-000057128

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained blow-off after 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-2026-000057128) never changes.

Identity and time

Publication numberOT-2026-000057128 · never reused
Internal UUID01a0ae87-d5b9-7c56-9a4c-eba004eddbe9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057128
StatusPUBLIC

Content hashes

Canonical text9cac7f85f3680aa7f35d33cb9a0cc60d7c130e4f840b7424b9ac848fa051927f
Markdown7f024509981c4ae2fb617d0c9e099a9aadea53ece84d3ef3dbb8ea2a1c6e7536
PDF
Publication pagefe77e7e520e6b4fdc8bd4add00340651e4855586afe144cfe2ddaf69a977eaa4
Manifest41ec5943c2c88337d44c7bd4c78d791e45905ea3456a19d5f71aaccba76161a8

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
SignatureX219RnHMI1zFQWYL/BMldJh9aCY6HlqaC3Dq6wDHzOfEkM9DyZKIUObwUYnMcAD+R7aDizzLuTcZ7/CjHrUcDg==
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

2026-09-17T10:50:06.277616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057128
observed fe77e7e520e6b4fdc8bd4add00340651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.253185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057128/manifest.json
observed 41ec5943c2c88337d44c7bd4c78d791e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.234508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057128/publication.md
observed 7f024509981c4ae2fb617d0c9e099a9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.218543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057128/publication.txt
observed 9cac7f85f3680aa7f35d33cb9a0cc60d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:14.871163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057128
observed fe77e7e520e6b4fdc8bd4add00340651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:14.855985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057128/manifest.json
observed 41ec5943c2c88337d44c7bd4c78d791e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:14.839655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057128/publication.md
observed 7f024509981c4ae2fb617d0c9e099a9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:14.823146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057128/publication.txt
observed 9cac7f85f3680aa7f35d33cb9a0cc60d...
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.