OpenTechnical

OT-2026-000050106

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000050106) never changes.

Identity and time

Publication numberOT-2026-000050106 · never reused
Internal UUID01a0ae81-fd79-75d5-ace6-a2d74061ae16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050106
StatusPUBLIC

Content hashes

Canonical text499623096a13258259c8cea08456e47d555f270dcec9e1dc9b0a35606d89cdfc
Markdownc6b10023d2987f5b02deb576b9a5507b35082cd2d4197c027b810936dd46f0e4
PDF
Publication pagef939fa80eb65361e3d5ca7466e9438cb1ea0b6c0317bfdc951806bce8a63dc38
Manifest1757ee4ff03542b4147e9ce162984b5cc67b0e153cd106529e8461030e39f50b

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
Signature9Z0OPBoGoBSam5lQlPK3o3+oewp4oQ72wz1vuUNMP2BdkSLp96BvPDDal2nXlPBAdV5dR4xj/k8XmOgxlfVGCA==
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

2026-09-17T11:02:06.465995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050106
observed f939fa80eb65361e3d5ca7466e9438cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:06.448939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050106/manifest.json
observed 1757ee4ff03542b4147e9ce162984b5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:06.432468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050106/publication.md
observed c6b10023d2987f5b02deb576b9a5507b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:06.415595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050106/publication.txt
observed 499623096a13258259c8cea08456e47d...
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.