OpenTechnical

OT-2026-000058719

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000058719) never changes.

Identity and time

Publication numberOT-2026-000058719 · never reused
Internal UUID01a0ae88-f39e-78ab-a25b-35d4cf23b399 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058719
StatusPUBLIC

Content hashes

Canonical text45528a7d8107920c2f18a145fd8f45990bb838fb4ad0b14c56e551d85e39f47f
Markdownf476fa6d05cdf0e23d9ae40f97c8e5049dd1802dab6c5cfcad2b14bd01109bef
PDF
Publication page7bf8bdaaad50edccdc46c8f1eecec50bc029bec74960d7b744050ccb49c2204a
Manifestb151695ae3741a678f6c5b74436ce687c0062a5f51f12ebebec764bbe41442a6

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
SignatureaKkXQU/R17zSNRuoI2jtOtMLiVTU3edY+dl1xWYqO9CNiAd0T2ZFrUdsukNEWo6OblNBnxDe10CDJVdVFT7MDg==
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

2026-09-17T10:47:14.994986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058719
observed 7bf8bdaaad50edccdc46c8f1eecec50b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:14.976952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058719/manifest.json
observed b151695ae3741a678f6c5b74436ce687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:14.957232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058719/publication.md
observed f476fa6d05cdf0e23d9ae40f97c8e504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:14.938023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058719/publication.txt
observed 45528a7d8107920c2f18a145fd8f4599...
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.