OpenTechnical

OT-2026-000060403

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, manifold 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-2026-000060403) never changes.

Identity and time

Publication numberOT-2026-000060403 · never reused
Internal UUID01a0ae8a-b7cb-7278-8cdc-6b6fd68d52eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060403
StatusPUBLIC

Content hashes

Canonical textd49e5d7d5a40e4c50e3f727f915abacc0ec4002a5a7e609a56c703a386ffc422
Markdown2911689eee6631dae724b34fe1177dc123942c6745ef824a6d52f7137b231f98
PDF
Publication page21d340b4768d92c60425fa1c878d0473d484ebaf5ffca458ba163603910f4c18
Manifest1e0981061498beebe287512312384627ceaabb5dd271f919fdc3c6a6128b9372

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
SignatureRO4ZU/KpnenpKY2cLnCEC+aaus9fzU2+XUdstoYkMYnWp1KNJN1WTHklYqSArWpvzzjVf4O+bZeeATo/q/T3DQ==
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

2026-09-17T10:42:52.392478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060403
observed 21d340b4768d92c60425fa1c878d0473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.373353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060403/manifest.json
observed 1e0981061498beebe287512312384627...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.355041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060403/publication.md
observed 2911689eee6631dae724b34fe1177dc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:52.337185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060403/publication.txt
observed d49e5d7d5a40e4c50e3f727f915abacc...
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.