OpenTechnical

OT-2026-000010088

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, sustained blow-off after 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-2026-000010088) never changes.

Identity and time

Publication numberOT-2026-000010088 · never reused
Internal UUID01a0ae6b-cb7a-7c9f-bd65-ab385bafa2fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010088
StatusPUBLIC

Content hashes

Canonical text78e2f56da3c309875f4fbeffdd66627dddbe8e64e0be0d56a269d50c6d1572e6
Markdown24439a2eeb11d797dc1d979a6a24a812f11884b604021306f7a3debcca782790
PDF
Publication page6768ce07d00e37e7b17340c14a680116106fb7d4f88587e7a259dcb0473f5c0c
Manifest6d3cea6a00e211c7db8924d919b41fb1756aad0a8d87aabcdfa92ac4e87f1a4a

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
SignatureNQypWuadJFf34A82iAi1sdAB30qzPclVmQD1HljnPlZx2ZRv/lbdotd4esUAG0HtakDpcPa3HnfN/GW9zJjVCA==
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

2026-09-17T12:16:10.351875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010088
observed 6768ce07d00e37e7b17340c14a680116...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:10.331741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010088/manifest.json
observed 6d3cea6a00e211c7db8924d919b41fb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:10.311242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010088/publication.md
observed 24439a2eeb11d797dc1d979a6a24a812...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:10.291942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010088/publication.txt
observed 78e2f56da3c309875f4fbeffdd66627d...
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.