OpenTechnical

OT-2026-000076467

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000076467) never changes.

Identity and time

Publication numberOT-2026-000076467 · never reused
Internal UUID01a0ae94-6a71-7dfc-beff-654185faa8e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076467
StatusPUBLIC

Content hashes

Canonical text185a6bae08c1ca685de4311746d957914867ce09263fb67e7f45dc03ada99ee3
Markdown51b42292ad49fa1cd0515ac8186ef94b28adabe1918d33aa6002cd84819143b4
PDF
Publication page4d53e9e00b90307b735ebbc6af212d089deaf7e6c5ec868c43d0b0ad63dadb0d
Manifest5a3bb46a687efec623ef9a0185fb13f6f26b218c02ff8f321bebd072c373e09f

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
SignatureJevC/nc6pBIo4KNcZC5Ridkx7155VnyOsCwGgRkyOj7n54iYO7S/C01eCD9Xfq1H1ShKdvmu09d+nUeEuEijDw==
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

2026-09-17T10:12:38.244438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076467
observed 4d53e9e00b90307b735ebbc6af212d08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:38.225707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076467/manifest.json
observed 5a3bb46a687efec623ef9a0185fb13f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:38.205755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076467/publication.md
observed 51b42292ad49fa1cd0515ac8186ef94b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:38.064162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076467/publication.txt
observed 185a6bae08c1ca685de4311746d95791...
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.