OpenTechnical

OT-2026-000009315

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, vented after 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-2026-000009315) never changes.

Identity and time

Publication numberOT-2026-000009315 · never reused
Internal UUID01a0ae6b-7560-76b1-a7ed-c064c398f720 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009315
StatusPUBLIC

Content hashes

Canonical texte77b60d092164c27b88c9ac17e1fc8bd298cafaf02aa0b77140bd5024b488488
Markdown449003f417358f500d9d45eb0f24115fdd8050931c26479f745e4dcaa2c35a10
PDF
Publication page49a2c8317e3b221d6e9b5d574fc96eb377ebde682eefcccc13d071bddd5beb0d
Manifestd99dd12a0d7b6ca972ea6557ffdb0609bdbbdfeee1b9824ebf80c3dc507c2338

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
Signaturew1mbXrOVomUoapLJqvslto9WM/buZDOvBoFXNq5ldagMDliamg24YiDyl+oXtmMbJ90mzPGVaanZsDcMEhS1Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:33.893751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009315
observed 49a2c8317e3b221d6e9b5d574fc96eb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:33.875546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009315/manifest.json
observed d99dd12a0d7b6ca972ea6557ffdb0609...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:33.817868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009315/publication.md
observed 449003f417358f500d9d45eb0f24115f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:33.724195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009315/publication.txt
observed e77b60d092164c27b88c9ac17e1fc8bd...
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.