OpenTechnical

OT-2026-000099849

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, 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-2026-000099849) never changes.

Identity and time

Publication numberOT-2026-000099849 · never reused
Internal UUID01a0aea3-1473-788f-9e26-606573d1bc4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099849
StatusPUBLIC

Content hashes

Canonical textb21a310ee8327b488706a76d322f1522374cd504d2b784468e3c21af2f34b342
Markdown55e09eb993ec32a22c9781549ca407d0a11ef203f3f2dba1bd176b73b530f8ab
PDF
Publication page13ac104e356d7e719b12f5f00eb9eaae76fb0a96dd5e1c3541e9ec83d3e6a47b
Manifestb45b3d6620af813fd797ad9151042848aefa8253494f9fbe4aac40beec422d6e

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
SignatureSsHrW3JBn2UerX3Heq/VeqQYS+KTevFYa1MPO8wH+FtbS3zyx1XKgtM8fnTQozRf/m4ch5IqqyCWH5g5mnpfCA==
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

2026-09-17T09:30:21.270018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099849
observed 13ac104e356d7e719b12f5f00eb9eaae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.247326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099849/manifest.json
observed b45b3d6620af813fd797ad9151042848...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.226515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099849/publication.md
observed 55e09eb993ec32a22c9781549ca407d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:21.207337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099849/publication.txt
observed b21a310ee8327b488706a76d322f1522...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.287876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099849
observed 13ac104e356d7e719b12f5f00eb9eaae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.267422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099849/manifest.json
observed b45b3d6620af813fd797ad9151042848...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.249938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099849/publication.md
observed 55e09eb993ec32a22c9781549ca407d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:43.232443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099849/publication.txt
observed b21a310ee8327b488706a76d322f1522...
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.