OpenTechnical

OT-2026-000101852

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed 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-2026-000101852) never changes.

Identity and time

Publication numberOT-2026-000101852 · never reused
Internal UUID01a0aea4-50f0-7309-8928-dd8a0b654c92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101852
StatusPUBLIC

Content hashes

Canonical text8bfa44e76604c3cb43584e51686ef68698d2e28800e4fa2b6912e6382e8c93a0
Markdowne553f672e32b01ed6db5bdf075b308ce3dead5a52ffe29181c61f9a06bef99b2
PDF
Publication page579129fe1f7a23c5c41b84bced8d9ee982615c84d757d24092243b89ec8a14f5
Manifest59709eb8cc2c2ccad3a22a053c5caa95bbeac1caaeff8ae7009193e92ab1005e

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
Signature6reHmryNeqmu8zgA/Nf4v5wTeBwyk1Lb3nYzcg9w83tkt+rOBFQTi6wC7n+5GbwfG/C49MqgDuV9dAoCBoJMDQ==
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

2026-09-17T09:24:27.204208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101852
observed 579129fe1f7a23c5c41b84bced8d9ee9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.182969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101852/manifest.json
observed 59709eb8cc2c2ccad3a22a053c5caa95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.166094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101852/publication.md
observed e553f672e32b01ed6db5bdf075b308ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:27.146377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101852/publication.txt
observed 8bfa44e76604c3cb43584e51686ef686...
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.