OpenTechnical

OT-2026-000037983

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000037983) never changes.

Identity and time

Publication numberOT-2026-000037983 · never reused
Internal UUID01a0ae77-f88a-7a28-ac64-c6d261f4a5c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037983
StatusPUBLIC

Content hashes

Canonical text8f6c76d46358942358bedea60c8c8d8b6bbaa533085abfb99971418b094571c8
Markdown17073c0289c088bcf43de725ae4d2a827a9a829fcf7baeb429be07a86b8d8922
PDF
Publication pagef89f05b0d464cee5099e52044f304ac7e3a0039873cb5bd3289b473a72ceaf1e
Manifestc72ee66cdf587559c0db2bf570e3e380475cde45580ff0f1e291c31d423c0227

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
SignatureSK0NvqhD/JePcJ6oOH2uhRHGSShXnkIXcVmVTDiQKLZTlqLIfY7lPYreVSOcGn2e2mO0EjVagIQjWMwX3X/lCw==
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

2026-09-17T11:23:16.697672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037983
observed f89f05b0d464cee5099e52044f304ac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:16.683200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037983/manifest.json
observed c72ee66cdf587559c0db2bf570e3e380...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:16.667025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037983/publication.md
observed 17073c0289c088bcf43de725ae4d2a82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:16.649791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037983/publication.txt
observed 8f6c76d46358942358bedea60c8c8d8b...
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.