OpenTechnical

OT-2026-000058563

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum 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-2026-000058563) never changes.

Identity and time

Publication numberOT-2026-000058563 · never reused
Internal UUID01a0ae88-f39c-7db8-9a67-5fe50632b7ba · 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-2026-000058563
StatusPUBLIC

Content hashes

Canonical text18aad85d2fd52c1d61fa93d460178c33dd8d9dd6197aa7353e461bd1ce8e77e5
Markdown18501820c41a97e93f81979ba40ad0445952b52eeaef2dcdabcc7cab3995d295
PDF
Publication pagec63ff4fc2ea396a3a45c0ebd3753f1de580b68e48ef0f506d095f72505116985
Manifest536dfe44551a6e5d909a1147ab33edc80cfeac94e8c2a5e3c8d72d97e96616c9

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
SignaturecYuAsQ3BIFeLZB6FMWWgqZM2oUm8AeJJJx2ykVZb2eT6DHcOqiiXlP/yZiCh4RfeetfqqRxX88RXxPxvg69SDQ==
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

2026-09-17T10:47:02.709304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058563
observed c63ff4fc2ea396a3a45c0ebd3753f1de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:02.691502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058563/manifest.json
observed 536dfe44551a6e5d909a1147ab33edc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:02.672415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058563/publication.md
observed 18501820c41a97e93f81979ba40ad044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:02.654564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058563/publication.txt
observed 18aad85d2fd52c1d61fa93d460178c33...
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.