OpenTechnical

OT-2026-000026718

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000026718) never changes.

Identity and time

Publication numberOT-2026-000026718 · never reused
Internal UUID01a0ae71-f4ab-7350-a678-7b0ad9433a96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026718
StatusPUBLIC

Content hashes

Canonical texte273be733fa2925d2a504901797945001318ed843bac2736c8e737d9590ed7db
Markdown4e1f04501e3108d0f2cbb0d7255004d3bc2425a4d1f79043e8f1ed092d4c58ec
PDF
Publication paged8737d6702b36e615a55f45b216d6be63037df810c1526208d217dd49f694270
Manifest836cb7e549312d99ea1ed330775f6b692043854591bdb90009e27cda1c6963f7

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
Signaturef+ok9ClbFbA6P92NskVhfCszFeeQiHlldqM7n8cA4oq+/YM60pi5YG4uCUIWkh6Ug4epU0c8NPyipb9OJ/u4BQ==
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

2026-09-17T11:45:48.914292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026718
observed d8737d6702b36e615a55f45b216d6be6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:48.895205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026718/manifest.json
observed 836cb7e549312d99ea1ed330775f6b69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:48.876724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026718/publication.md
observed 4e1f04501e3108d0f2cbb0d7255004d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:48.857732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026718/publication.txt
observed e273be733fa2925d2a50490179794500...
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.