OpenTechnical

OT-2026-000096538

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000096538) never changes.

Identity and time

Publication numberOT-2026-000096538 · never reused
Internal UUID01a0aea0-a4aa-72ba-a0b8-aa9e1603453f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096538
StatusPUBLIC

Content hashes

Canonical text9813120fd7a344361c6c3cc592e920714cdbe2a1071ef038ff965c7c700864b4
Markdowne5c2d7a69b28023f1677a0f20d2d19fc28acedc4ba9aab3a27053fa75e9b0d5b
PDF
Publication pageedcb40aa0f2476eb6809620cfb11c5bac5811f8e25d87415f39dec33319b3c98
Manifestcb07831e8097f9e3ebee50069c5e1ba4fffe3fdefb77555ab680588fa8abdbd2

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
SignatureHmCRUE8MZupgQ3G1MowdYWpEavH7XZvl/44Vy7J0vChovvZ3P+luClc6zd5wm2IrXA+VkN5J9QPdeism95CODQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:57.849799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096538
observed edcb40aa0f2476eb6809620cfb11c5ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:57.831259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096538/manifest.json
observed cb07831e8097f9e3ebee50069c5e1ba4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:57.813766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096538/publication.md
observed e5c2d7a69b28023f1677a0f20d2d19fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:57.796511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096538/publication.txt
observed 9813120fd7a344361c6c3cc592e92071...
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.