OpenTechnical

OT-2026-000094987

Publication integrity record

Foam pad vacuum gripper, two zone face, three 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-2026-000094987) never changes.

Identity and time

Publication numberOT-2026-000094987 · never reused
Internal UUID01a0ae9f-2df0-741d-b777-f531b8db0656 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094987
StatusPUBLIC

Content hashes

Canonical text566a2b694cb2455c5043a6b631f46870ac484964216cda2ef924293e1f2420ee
Markdown9ac35a57cd8dae3f52c800b61b1df79c1de6abacef3d939ed1406ea4bea4a62f
PDF
Publication pagee50feb48eaeff2dc1a644914cabd70759ba3de328c900f2b1946b88aa76e9c09
Manifest761174603024f26c98fb0a9c326c6dccd19156c9398d01c5d2bb90880fa4b478

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
SignatureoY33/gJkCU26bUWVekkNPmDptmUCFHhSY20i5FwcSe3p0A4JcNe1rLtDrGW1FX/UVrz5lPOIRtHmzppbWCjJBA==
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

2026-09-17T09:37:32.281459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094987
observed e50feb48eaeff2dc1a644914cabd7075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.263834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094987/manifest.json
observed 761174603024f26c98fb0a9c326c6dcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.245818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094987/publication.md
observed 9ac35a57cd8dae3f52c800b61b1df79c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:32.227708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094987/publication.txt
observed 566a2b694cb2455c5043a6b631f46870...
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.