OpenTechnical

OT-2026-000067627

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000067627) never changes.

Identity and time

Publication numberOT-2026-000067627 · never reused
Internal UUID01a0ae8f-6bda-7c26-a699-c203bfe40689 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067627
StatusPUBLIC

Content hashes

Canonical text1509a02e003582bf25524e2f9150b3e65947d0c934cca688f7f9a59ed80bfb16
Markdown6db76ca677777c4f7ff1733a944ac6b3f82d5cfeeb98defb1f86e20d47134b4a
PDF
Publication page90afd3d046d6d6f233f82b754161150f578656d91af489b8740174d3c247bb5c
Manifestd973dc71ecb3cc53d72fba333855e9d8ca97ff224cf7fd0a7828bfbecba6387f

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
SignaturebemN+rcF2kjQ3Tq7iSGdd12I4cBEReJZBhlw3sEWlxD96Q1vfBlRl5C1/evMb1JA7L7bDTChTrS5eq0F2kEJCg==
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

2026-09-17T10:31:57.045436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067627
observed 90afd3d046d6d6f233f82b754161150f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:57.027181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067627/manifest.json
observed d973dc71ecb3cc53d72fba333855e9d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:57.008965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067627/publication.md
observed 6db76ca677777c4f7ff1733a944ac6b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:56.986790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067627/publication.txt
observed 1509a02e003582bf25524e2f9150b3e6...
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.