OpenTechnical

OT-2026-000071203

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000071203) never changes.

Identity and time

Publication numberOT-2026-000071203 · never reused
Internal UUID01a0ae91-e0eb-703e-a0e5-195605ecf4de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071203
StatusPUBLIC

Content hashes

Canonical texte3c8080c8b93abbd311ddd63649cf26747e38c962cf45f60644ba557bffc2e7c
Markdownbad7c43106a78f587e08367fd5598738aa36f4746737a0bb218199078fb1272a
PDF
Publication page84770f50d4cb524ef35a91dc39f2220e08d9edece5987b36360313610779b919
Manifestf9c766e471b8cb8fb32a48d52eab54eab604a188000b1479072cc624ac9a49ed

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
SignatureP1Qt2kNQ2/D9wlc1otdcSGvMdZlho4+zP97nE7eK2OmLSUx8DYuH4s6TW5FbxvqFppqJXADSSJVjNmgtlQ2BCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:24:43.786766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071203
observed 84770f50d4cb524ef35a91dc39f2220e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:43.770175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071203/manifest.json
observed f9c766e471b8cb8fb32a48d52eab54ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:43.752054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071203/publication.md
observed bad7c43106a78f587e08367fd5598738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:43.734675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071203/publication.txt
observed e3c8080c8b93abbd311ddd63649cf267...
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.